20349632340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{54907}}^1$

素因数の和:55022

約数の個数: 144

約数和(自身を含む): 64756298880

約数和(自身を除く): 44406666540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 71, 87, 90, 116, 142, 145, 174, 180, 213, 261, 284, 290, 348, 355, 426, 435, 522, 580, 639, 710, 852, 870, 1044, 1065, 1278, 1305, 1420, 1740, 2059, 2130, 2556, 2610, 3195, 4118, 4260, 5220, 6177, 6390, 8236, 10295, 12354, 12780, 18531, 20590, 24708, 30885, 37062, 41180, 54907, 61770, 74124, 92655, 109814, 123540, 164721, 185310, 219628, 274535, 329442, 370620, 494163, 549070, 658884, 823605, 988326, 1098140, 1592303, 1647210, 1976652, 2470815, 3184606, 3294420, 3898397, 4776909, 4941630, 6369212, 7796794, 7961515, 9553818, 9883260, 11695191, 14330727, 15593588, 15923030, 19107636, 19491985, 23390382, 23884545, 28661454, 31846060, 35085573, 38983970, 46780764, 47769090, 57322908, 58475955, 70171146, 71653635, 77967940, 95538180, 113053513, 116951910, 140342292, 143307270, 175427865, 226107026, 233903820, 286614540, 339160539, 350855730, 452214052, 565267565, 678321078, 701711460, 1017481617, 1130535130, 1356642156, 1695802695, 2034963234, 2261070260, 3391605390, 4069926468, 5087408085, 6783210780, 10174816170, 20349632340]

約数ペア:

[(1, 20349632340), (2, 10174816170), (3, 6783210780), (4, 5087408085), (5, 4069926468), (6, 3391605390), (9, 2261070260), (10, 2034963234), (12, 1695802695), (15, 1356642156), (18, 1130535130), (20, 1017481617), (29, 701711460), (30, 678321078), (36, 565267565), (45, 452214052), (58, 350855730), (60, 339160539), (71, 286614540), (87, 233903820), (90, 226107026), (116, 175427865), (142, 143307270), (145, 140342292), (174, 116951910), (180, 113053513), (213, 95538180), (261, 77967940), (284, 71653635), (290, 70171146), (348, 58475955), (355, 57322908), (426, 47769090), (435, 46780764), (522, 38983970), (580, 35085573), (639, 31846060), (710, 28661454), (852, 23884545), (870, 23390382), (1044, 19491985), (1065, 19107636), (1278, 15923030), (1305, 15593588), (1420, 14330727), (1740, 11695191), (2059, 9883260), (2130, 9553818), (2556, 7961515), (2610, 7796794), (3195, 6369212), (4118, 4941630), (4260, 4776909), (5220, 3898397), (6177, 3294420), (6390, 3184606), (8236, 2470815), (10295, 1976652), (12354, 1647210), (12780, 1592303), (18531, 1098140), (20590, 988326), (24708, 823605), (30885, 658884), (37062, 549070), (41180, 494163), (54907, 370620), (61770, 329442), (74124, 274535), (92655, 219628), (109814, 185310), (123540, 164721)]