40636960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2791}}^1$

素因数の和:2826

約数の個数: 96

約数和(自身を含む): 118202112

約数和(自身を除く): 77565152

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2791, 2912, 3640, 5582, 7280, 11164, 13955, 14560, 19537, 22328, 27910, 36283, 39074, 44656, 55820, 72566, 78148, 89312, 97685, 111640, 145132, 156296, 181415, 195370, 223280, 253981, 290264, 312592, 362830, 390740, 446560, 507962, 580528, 625184, 725660, 781480, 1015924, 1161056, 1269905, 1451320, 1562960, 2031848, 2539810, 2902640, 3125920, 4063696, 5079620, 5805280, 8127392, 10159240, 20318480, 40636960]

約数ペア:

[(1, 40636960), (2, 20318480), (4, 10159240), (5, 8127392), (7, 5805280), (8, 5079620), (10, 4063696), (13, 3125920), (14, 2902640), (16, 2539810), (20, 2031848), (26, 1562960), (28, 1451320), (32, 1269905), (35, 1161056), (40, 1015924), (52, 781480), (56, 725660), (65, 625184), (70, 580528), (80, 507962), (91, 446560), (104, 390740), (112, 362830), (130, 312592), (140, 290264), (160, 253981), (182, 223280), (208, 195370), (224, 181415), (260, 156296), (280, 145132), (364, 111640), (416, 97685), (455, 89312), (520, 78148), (560, 72566), (728, 55820), (910, 44656), (1040, 39074), (1120, 36283), (1456, 27910), (1820, 22328), (2080, 19537), (2791, 14560), (2912, 13955), (3640, 11164), (5582, 7280)]