20005978464

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1483}}^1\times {\mathrm{1511}}^1$

素因数の和:3041

約数の個数: 144

約数和(自身を含む): 58805720064

約数和(自身を除く): 38799741600

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1483, 1488, 1511, 2232, 2966, 2976, 3022, 4449, 4464, 4533, 5932, 6044, 8898, 8928, 9066, 11864, 12088, 13347, 13599, 17796, 18132, 23728, 24176, 26694, 27198, 35592, 36264, 45973, 46841, 47456, 48352, 53388, 54396, 71184, 72528, 91946, 93682, 106776, 108792, 137919, 140523, 142368, 145056, 183892, 187364, 213552, 217584, 275838, 281046, 367784, 374728, 413757, 421569, 427104, 435168, 551676, 562092, 735568, 749456, 827514, 843138, 1103352, 1124184, 1471136, 1498912, 1655028, 1686276, 2206704, 2240813, 2248368, 3310056, 3372552, 4413408, 4481626, 4496736, 6620112, 6722439, 6745104, 8963252, 13240224, 13444878, 13490208, 17926504, 20167317, 26889756, 35853008, 40334634, 53779512, 69465203, 71706016, 80669268, 107559024, 138930406, 161338536, 208395609, 215118048, 277860812, 322677072, 416791218, 555721624, 625186827, 645354144, 833582436, 1111443248, 1250373654, 1667164872, 2222886496, 2500747308, 3334329744, 5001494616, 6668659488, 10002989232, 20005978464]

約数ペア:

[(1, 20005978464), (2, 10002989232), (3, 6668659488), (4, 5001494616), (6, 3334329744), (8, 2500747308), (9, 2222886496), (12, 1667164872), (16, 1250373654), (18, 1111443248), (24, 833582436), (31, 645354144), (32, 625186827), (36, 555721624), (48, 416791218), (62, 322677072), (72, 277860812), (93, 215118048), (96, 208395609), (124, 161338536), (144, 138930406), (186, 107559024), (248, 80669268), (279, 71706016), (288, 69465203), (372, 53779512), (496, 40334634), (558, 35853008), (744, 26889756), (992, 20167317), (1116, 17926504), (1483, 13490208), (1488, 13444878), (1511, 13240224), (2232, 8963252), (2966, 6745104), (2976, 6722439), (3022, 6620112), (4449, 4496736), (4464, 4481626), (4533, 4413408), (5932, 3372552), (6044, 3310056), (8898, 2248368), (8928, 2240813), (9066, 2206704), (11864, 1686276), (12088, 1655028), (13347, 1498912), (13599, 1471136), (17796, 1124184), (18132, 1103352), (23728, 843138), (24176, 827514), (26694, 749456), (27198, 735568), (35592, 562092), (36264, 551676), (45973, 435168), (46841, 427104), (47456, 421569), (48352, 413757), (53388, 374728), (54396, 367784), (71184, 281046), (72528, 275838), (91946, 217584), (93682, 213552), (106776, 187364), (108792, 183892), (137919, 145056), (140523, 142368)]