118884880

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{20357}}^1$

素因数の和:20443

約数の個数: 40

約数和(自身を含む): 280207512

約数和(自身を除く): 161322632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 20357, 40714, 81428, 101785, 162856, 203570, 325712, 407140, 814280, 1486061, 1628560, 2972122, 5944244, 7430305, 11888488, 14860610, 23776976, 29721220, 59442440, 118884880]

約数ペア:

[(1, 118884880), (2, 59442440), (4, 29721220), (5, 23776976), (8, 14860610), (10, 11888488), (16, 7430305), (20, 5944244), (40, 2972122), (73, 1628560), (80, 1486061), (146, 814280), (292, 407140), (365, 325712), (584, 203570), (730, 162856), (1168, 101785), (1460, 81428), (2920, 40714), (5840, 20357)]