908529520

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{19889}}^1$

素因数の和:20473

約数の個数: 40

約数和(自身を含む): 2116136880

約数和(自身を除く): 1207607360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 1142, 2284, 2855, 4568, 5710, 9136, 11420, 19889, 22840, 39778, 45680, 79556, 99445, 159112, 198890, 318224, 397780, 795560, 1591120, 11356619, 22713238, 45426476, 56783095, 90852952, 113566190, 181705904, 227132380, 454264760, 908529520]

約数ペア:

[(1, 908529520), (2, 454264760), (4, 227132380), (5, 181705904), (8, 113566190), (10, 90852952), (16, 56783095), (20, 45426476), (40, 22713238), (80, 11356619), (571, 1591120), (1142, 795560), (2284, 397780), (2855, 318224), (4568, 198890), (5710, 159112), (9136, 99445), (11420, 79556), (19889, 45680), (22840, 39778)]