2193680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1613}}^1$

素因数の和:1643

約数の個数: 40

約数和(自身を含む): 5403672

約数和(自身を除く): 3209992

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1613, 3226, 6452, 8065, 12904, 16130, 25808, 27421, 32260, 54842, 64520, 109684, 129040, 137105, 219368, 274210, 438736, 548420, 1096840, 2193680]

約数ペア:

[(1, 2193680), (2, 1096840), (4, 548420), (5, 438736), (8, 274210), (10, 219368), (16, 137105), (17, 129040), (20, 109684), (34, 64520), (40, 54842), (68, 32260), (80, 27421), (85, 25808), (136, 16130), (170, 12904), (272, 8065), (340, 6452), (680, 3226), (1360, 1613)]