40152560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{10243}}^1$

素因数の和:10270

約数の個数: 60

約数和(自身を含む): 108606888

約数和(自身を除く): 68454328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 10243, 20486, 40972, 51215, 71701, 81944, 102430, 143402, 163888, 204860, 286804, 358505, 409720, 501907, 573608, 717010, 819440, 1003814, 1147216, 1434020, 2007628, 2509535, 2868040, 4015256, 5019070, 5736080, 8030512, 10038140, 20076280, 40152560]

約数ペア:

[(1, 40152560), (2, 20076280), (4, 10038140), (5, 8030512), (7, 5736080), (8, 5019070), (10, 4015256), (14, 2868040), (16, 2509535), (20, 2007628), (28, 1434020), (35, 1147216), (40, 1003814), (49, 819440), (56, 717010), (70, 573608), (80, 501907), (98, 409720), (112, 358505), (140, 286804), (196, 204860), (245, 163888), (280, 143402), (392, 102430), (490, 81944), (560, 71701), (784, 51215), (980, 40972), (1960, 20486), (3920, 10243)]