12554920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{44839}}^1$

素因数の和:44857

約数の個数: 32

約数和(自身を含む): 32284800

約数和(自身を除く): 19729880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 44839, 89678, 179356, 224195, 313873, 358712, 448390, 627746, 896780, 1255492, 1569365, 1793560, 2510984, 3138730, 6277460, 12554920]

約数ペア:

[(1, 12554920), (2, 6277460), (4, 3138730), (5, 2510984), (7, 1793560), (8, 1569365), (10, 1255492), (14, 896780), (20, 627746), (28, 448390), (35, 358712), (40, 313873), (56, 224195), (70, 179356), (140, 89678), (280, 44839)]