7677880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1613}}^1$

素因数の和:1648

約数の個数: 64

約数和(自身を含む): 20917440

約数和(自身を除く): 13239560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 1613, 2380, 3226, 4760, 6452, 8065, 11291, 12904, 16130, 22582, 27421, 32260, 45164, 54842, 56455, 64520, 90328, 109684, 112910, 137105, 191947, 219368, 225820, 274210, 383894, 451640, 548420, 767788, 959735, 1096840, 1535576, 1919470, 3838940, 7677880]

約数ペア:

[(1, 7677880), (2, 3838940), (4, 1919470), (5, 1535576), (7, 1096840), (8, 959735), (10, 767788), (14, 548420), (17, 451640), (20, 383894), (28, 274210), (34, 225820), (35, 219368), (40, 191947), (56, 137105), (68, 112910), (70, 109684), (85, 90328), (119, 64520), (136, 56455), (140, 54842), (170, 45164), (238, 32260), (280, 27421), (340, 22582), (476, 16130), (595, 12904), (680, 11291), (952, 8065), (1190, 6452), (1613, 4760), (2380, 3226)]