40529320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1901}}^1$

素因数の和:1966

約数の個数: 64

約数和(自身を含む): 100653840

約数和(自身を除く): 60124520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 1901, 2132, 2665, 3802, 4264, 5330, 7604, 9505, 10660, 15208, 19010, 21320, 24713, 38020, 49426, 76040, 77941, 98852, 123565, 155882, 197704, 247130, 311764, 389705, 494260, 623528, 779410, 988520, 1013233, 1558820, 2026466, 3117640, 4052932, 5066165, 8105864, 10132330, 20264660, 40529320]

約数ペア:

[(1, 40529320), (2, 20264660), (4, 10132330), (5, 8105864), (8, 5066165), (10, 4052932), (13, 3117640), (20, 2026466), (26, 1558820), (40, 1013233), (41, 988520), (52, 779410), (65, 623528), (82, 494260), (104, 389705), (130, 311764), (164, 247130), (205, 197704), (260, 155882), (328, 123565), (410, 98852), (520, 77941), (533, 76040), (820, 49426), (1066, 38020), (1640, 24713), (1901, 21320), (2132, 19010), (2665, 15208), (3802, 10660), (4264, 9505), (5330, 7604)]