2874920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1753}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 6630120

約数和(自身を除く): 3755200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1753, 3506, 7012, 8765, 14024, 17530, 35060, 70120, 71873, 143746, 287492, 359365, 574984, 718730, 1437460, 2874920]

約数ペア:

[(1, 2874920), (2, 1437460), (4, 718730), (5, 574984), (8, 359365), (10, 287492), (20, 143746), (40, 71873), (41, 70120), (82, 35060), (164, 17530), (205, 14024), (328, 8765), (410, 7012), (820, 3506), (1640, 1753)]