1702580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 3991680

約数和(自身を除く): 2289100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 109, 110, 142, 218, 220, 284, 355, 436, 545, 710, 781, 1090, 1199, 1420, 1562, 2180, 2398, 3124, 3905, 4796, 5995, 7739, 7810, 11990, 15478, 15620, 23980, 30956, 38695, 77390, 85129, 154780, 170258, 340516, 425645, 851290, 1702580]

約数ペア:

[(1, 1702580), (2, 851290), (4, 425645), (5, 340516), (10, 170258), (11, 154780), (20, 85129), (22, 77390), (44, 38695), (55, 30956), (71, 23980), (109, 15620), (110, 15478), (142, 11990), (218, 7810), (220, 7739), (284, 5995), (355, 4796), (436, 3905), (545, 3124), (710, 2398), (781, 2180), (1090, 1562), (1199, 1420)]