40535560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{569}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 99111600

約数和(自身を除く): 58576040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 137, 260, 274, 520, 548, 569, 685, 1096, 1138, 1370, 1781, 2276, 2740, 2845, 3562, 4552, 5480, 5690, 7124, 7397, 8905, 11380, 14248, 14794, 17810, 22760, 29588, 35620, 36985, 59176, 71240, 73970, 77953, 147940, 155906, 295880, 311812, 389765, 623624, 779530, 1013389, 1559060, 2026778, 3118120, 4053556, 5066945, 8107112, 10133890, 20267780, 40535560]

約数ペア:

[(1, 40535560), (2, 20267780), (4, 10133890), (5, 8107112), (8, 5066945), (10, 4053556), (13, 3118120), (20, 2026778), (26, 1559060), (40, 1013389), (52, 779530), (65, 623624), (104, 389765), (130, 311812), (137, 295880), (260, 155906), (274, 147940), (520, 77953), (548, 73970), (569, 71240), (685, 59176), (1096, 36985), (1138, 35620), (1370, 29588), (1781, 22760), (2276, 17810), (2740, 14794), (2845, 14248), (3562, 11380), (4552, 8905), (5480, 7397), (5690, 7124)]