40070696

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 82944000

約数和(自身を除く): 42873304

約数列:

[1, 2, 4, 8, 19, 38, 47, 71, 76, 79, 94, 142, 152, 158, 188, 284, 316, 376, 568, 632, 893, 1349, 1501, 1786, 2698, 3002, 3337, 3572, 3713, 5396, 5609, 6004, 6674, 7144, 7426, 10792, 11218, 12008, 13348, 14852, 22436, 26696, 29704, 44872, 63403, 70547, 106571, 126806, 141094, 213142, 253612, 263623, 282188, 426284, 507224, 527246, 564376, 852568, 1054492, 2108984, 5008837, 10017674, 20035348, 40070696]

約数ペア:

[(1, 40070696), (2, 20035348), (4, 10017674), (8, 5008837), (19, 2108984), (38, 1054492), (47, 852568), (71, 564376), (76, 527246), (79, 507224), (94, 426284), (142, 282188), (152, 263623), (158, 253612), (188, 213142), (284, 141094), (316, 126806), (376, 106571), (568, 70547), (632, 63403), (893, 44872), (1349, 29704), (1501, 26696), (1786, 22436), (2698, 14852), (3002, 13348), (3337, 12008), (3572, 11218), (3713, 10792), (5396, 7426), (5609, 7144), (6004, 6674)]