274441960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1013}}^1$

素因数の和:1558

約数の個数: 64

約数和(自身を含む): 666928080

約数和(自身を除く): 392486120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 521, 1013, 1042, 2026, 2084, 2605, 4052, 4168, 5065, 5210, 6773, 8104, 10130, 10420, 13169, 13546, 20260, 20840, 26338, 27092, 33865, 40520, 52676, 54184, 65845, 67730, 105352, 131690, 135460, 263380, 270920, 526760, 527773, 1055546, 2111092, 2638865, 4222184, 5277730, 6861049, 10555460, 13722098, 21110920, 27444196, 34305245, 54888392, 68610490, 137220980, 274441960]

約数ペア:

[(1, 274441960), (2, 137220980), (4, 68610490), (5, 54888392), (8, 34305245), (10, 27444196), (13, 21110920), (20, 13722098), (26, 10555460), (40, 6861049), (52, 5277730), (65, 4222184), (104, 2638865), (130, 2111092), (260, 1055546), (520, 527773), (521, 526760), (1013, 270920), (1042, 263380), (2026, 135460), (2084, 131690), (2605, 105352), (4052, 67730), (4168, 65845), (5065, 54184), (5210, 52676), (6773, 40520), (8104, 33865), (10130, 27092), (10420, 26338), (13169, 20840), (13546, 20260)]