5270920

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{421}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 11925720

約数和(自身を除く): 6654800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 421, 626, 842, 1252, 1565, 1684, 2105, 2504, 3130, 3368, 4210, 6260, 8420, 12520, 16840, 131773, 263546, 527092, 658865, 1054184, 1317730, 2635460, 5270920]

約数ペア:

[(1, 5270920), (2, 2635460), (4, 1317730), (5, 1054184), (8, 658865), (10, 527092), (20, 263546), (40, 131773), (313, 16840), (421, 12520), (626, 8420), (842, 6260), (1252, 4210), (1565, 3368), (1684, 3130), (2105, 2504)]