40553480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 106375680

約数和(自身を除く): 65822200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 47, 53, 55, 74, 88, 94, 106, 110, 148, 185, 188, 212, 220, 235, 265, 296, 370, 376, 407, 424, 440, 470, 517, 530, 583, 740, 814, 940, 1034, 1060, 1166, 1480, 1628, 1739, 1880, 1961, 2035, 2068, 2120, 2332, 2491, 2585, 2915, 3256, 3478, 3922, 4070, 4136, 4664, 4982, 5170, 5830, 6956, 7844, 8140, 8695, 9805, 9964, 10340, 11660, 12455, 13912, 15688, 16280, 17390, 19129, 19610, 19928, 20680, 21571, 23320, 24910, 27401, 34780, 38258, 39220, 43142, 49820, 54802, 69560, 76516, 78440, 86284, 92167, 95645, 99640, 107855, 109604, 137005, 153032, 172568, 184334, 191290, 215710, 219208, 274010, 368668, 382580, 431420, 460835, 548020, 737336, 765160, 862840, 921670, 1013837, 1096040, 1843340, 2027674, 3686680, 4055348, 5069185, 8110696, 10138370, 20276740, 40553480]

約数ペア:

[(1, 40553480), (2, 20276740), (4, 10138370), (5, 8110696), (8, 5069185), (10, 4055348), (11, 3686680), (20, 2027674), (22, 1843340), (37, 1096040), (40, 1013837), (44, 921670), (47, 862840), (53, 765160), (55, 737336), (74, 548020), (88, 460835), (94, 431420), (106, 382580), (110, 368668), (148, 274010), (185, 219208), (188, 215710), (212, 191290), (220, 184334), (235, 172568), (265, 153032), (296, 137005), (370, 109604), (376, 107855), (407, 99640), (424, 95645), (440, 92167), (470, 86284), (517, 78440), (530, 76516), (583, 69560), (740, 54802), (814, 49820), (940, 43142), (1034, 39220), (1060, 38258), (1166, 34780), (1480, 27401), (1628, 24910), (1739, 23320), (1880, 21571), (1961, 20680), (2035, 19928), (2068, 19610), (2120, 19129), (2332, 17390), (2491, 16280), (2585, 15688), (2915, 13912), (3256, 12455), (3478, 11660), (3922, 10340), (4070, 9964), (4136, 9805), (4664, 8695), (4982, 8140), (5170, 7844), (5830, 6956)]