40387802

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{79}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 76957440

約数和(自身を除く): 36569638

約数列:

[1, 2, 7, 13, 14, 26, 53, 79, 91, 106, 158, 182, 371, 553, 689, 742, 1027, 1106, 1378, 2054, 2809, 4187, 4823, 5618, 7189, 8374, 9646, 14378, 19663, 29309, 36517, 39326, 54431, 58618, 73034, 108862, 221911, 255619, 381017, 443822, 511238, 762034, 1553377, 2884843, 3106754, 5769686, 20193901, 40387802]

約数ペア:

[(1, 40387802), (2, 20193901), (7, 5769686), (13, 3106754), (14, 2884843), (26, 1553377), (53, 762034), (79, 511238), (91, 443822), (106, 381017), (158, 255619), (182, 221911), (371, 108862), (553, 73034), (689, 58618), (742, 54431), (1027, 39326), (1106, 36517), (1378, 29309), (2054, 19663), (2809, 14378), (4187, 9646), (4823, 8374), (5618, 7189)]