1036397840

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163987}}^1$

素因数の和:164079

約数の個数: 40

約数和(自身を含む): 2440141440

約数和(自身を除く): 1403743600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 163987, 327974, 655948, 819935, 1311896, 1639870, 2623792, 3279740, 6559480, 12954973, 13118960, 25909946, 51819892, 64774865, 103639784, 129549730, 207279568, 259099460, 518198920, 1036397840]

約数ペア:

[(1, 1036397840), (2, 518198920), (4, 259099460), (5, 207279568), (8, 129549730), (10, 103639784), (16, 64774865), (20, 51819892), (40, 25909946), (79, 13118960), (80, 12954973), (158, 6559480), (316, 3279740), (395, 2623792), (632, 1639870), (790, 1311896), (1264, 819935), (1580, 655948), (3160, 327974), (6320, 163987)]