40356680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11087}}^1$

素因数の和:11118

約数の個数: 64

約数和(自身を含む): 111767040

約数和(自身を除く): 71410360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 11087, 22174, 44348, 55435, 77609, 88696, 110870, 144131, 155218, 221740, 288262, 310436, 388045, 443480, 576524, 620872, 720655, 776090, 1008917, 1153048, 1441310, 1552180, 2017834, 2882620, 3104360, 4035668, 5044585, 5765240, 8071336, 10089170, 20178340, 40356680]

約数ペア:

[(1, 40356680), (2, 20178340), (4, 10089170), (5, 8071336), (7, 5765240), (8, 5044585), (10, 4035668), (13, 3104360), (14, 2882620), (20, 2017834), (26, 1552180), (28, 1441310), (35, 1153048), (40, 1008917), (52, 776090), (56, 720655), (65, 620872), (70, 576524), (91, 443480), (104, 388045), (130, 310436), (140, 288262), (182, 221740), (260, 155218), (280, 144131), (364, 110870), (455, 88696), (520, 77609), (728, 55435), (910, 44348), (1820, 22174), (3640, 11087)]