20342474890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:1024

約数の個数: 128

約数和(自身を含む): 41570496000

約数和(自身を除く): 21228021110

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 59, 85, 109, 115, 118, 170, 218, 230, 295, 391, 545, 590, 782, 809, 1003, 1090, 1357, 1618, 1853, 1955, 2006, 2507, 2714, 3706, 3910, 4045, 5014, 5015, 6431, 6785, 8090, 9265, 10030, 12535, 12862, 13570, 13753, 18530, 18607, 23069, 25070, 27506, 32155, 37214, 42619, 46138, 47731, 64310, 68765, 85238, 88181, 93035, 95462, 109327, 115345, 137530, 147913, 176362, 186070, 213095, 218654, 230690, 238655, 295826, 316319, 426190, 440905, 477310, 546635, 632638, 739565, 811427, 881810, 1093270, 1097813, 1479130, 1499077, 1581595, 1622854, 2028163, 2195626, 2514521, 2998154, 3163190, 4056326, 4057135, 5029042, 5202679, 5489065, 7495385, 8114270, 10140815, 10405358, 10978130, 12572605, 14990770, 18662821, 20281630, 25145210, 26013395, 34478771, 37325642, 52026790, 68957542, 88445543, 93314105, 119661617, 172393855, 176891086, 186628210, 239323234, 344787710, 442227715, 598308085, 884455430, 1196616170, 2034247489, 4068494978, 10171237445, 20342474890]

約数ペア:

[(1, 20342474890), (2, 10171237445), (5, 4068494978), (10, 2034247489), (17, 1196616170), (23, 884455430), (34, 598308085), (46, 442227715), (59, 344787710), (85, 239323234), (109, 186628210), (115, 176891086), (118, 172393855), (170, 119661617), (218, 93314105), (230, 88445543), (295, 68957542), (391, 52026790), (545, 37325642), (590, 34478771), (782, 26013395), (809, 25145210), (1003, 20281630), (1090, 18662821), (1357, 14990770), (1618, 12572605), (1853, 10978130), (1955, 10405358), (2006, 10140815), (2507, 8114270), (2714, 7495385), (3706, 5489065), (3910, 5202679), (4045, 5029042), (5014, 4057135), (5015, 4056326), (6431, 3163190), (6785, 2998154), (8090, 2514521), (9265, 2195626), (10030, 2028163), (12535, 1622854), (12862, 1581595), (13570, 1499077), (13753, 1479130), (18530, 1097813), (18607, 1093270), (23069, 881810), (25070, 811427), (27506, 739565), (32155, 632638), (37214, 546635), (42619, 477310), (46138, 440905), (47731, 426190), (64310, 316319), (68765, 295826), (85238, 238655), (88181, 230690), (93035, 218654), (95462, 213095), (109327, 186070), (115345, 176362), (137530, 147913)]