56154520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19231}}^1$

素因数の和:19315

約数の個数: 32

約数和(自身を含む): 128085120

約数和(自身を除く): 71930600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 19231, 38462, 76924, 96155, 153848, 192310, 384620, 769240, 1403863, 2807726, 5615452, 7019315, 11230904, 14038630, 28077260, 56154520]

約数ペア:

[(1, 56154520), (2, 28077260), (4, 14038630), (5, 11230904), (8, 7019315), (10, 5615452), (20, 2807726), (40, 1403863), (73, 769240), (146, 384620), (292, 192310), (365, 153848), (584, 96155), (730, 76924), (1460, 38462), (2920, 19231)]