54279280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61681}}^1$

素因数の和:61705

約数の個数: 40

約数和(自身を含む): 137674224

約数和(自身を除く): 83394944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 61681, 123362, 246724, 308405, 493448, 616810, 678491, 986896, 1233620, 1356982, 2467240, 2713964, 3392455, 4934480, 5427928, 6784910, 10855856, 13569820, 27139640, 54279280]

約数ペア:

[(1, 54279280), (2, 27139640), (4, 13569820), (5, 10855856), (8, 6784910), (10, 5427928), (11, 4934480), (16, 3392455), (20, 2713964), (22, 2467240), (40, 1356982), (44, 1233620), (55, 986896), (80, 678491), (88, 616810), (110, 493448), (176, 308405), (220, 246724), (440, 123362), (880, 61681)]