28445080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{709}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 69012000

約数和(自身を除く): 40566920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 340, 472, 590, 680, 709, 1003, 1180, 1418, 2006, 2360, 2836, 3545, 4012, 5015, 5672, 7090, 8024, 10030, 12053, 14180, 20060, 24106, 28360, 40120, 41831, 48212, 60265, 83662, 96424, 120530, 167324, 209155, 241060, 334648, 418310, 482120, 711127, 836620, 1422254, 1673240, 2844508, 3555635, 5689016, 7111270, 14222540, 28445080]

約数ペア:

[(1, 28445080), (2, 14222540), (4, 7111270), (5, 5689016), (8, 3555635), (10, 2844508), (17, 1673240), (20, 1422254), (34, 836620), (40, 711127), (59, 482120), (68, 418310), (85, 334648), (118, 241060), (136, 209155), (170, 167324), (236, 120530), (295, 96424), (340, 83662), (472, 60265), (590, 48212), (680, 41831), (709, 40120), (1003, 28360), (1180, 24106), (1418, 20060), (2006, 14180), (2360, 12053), (2836, 10030), (3545, 8024), (4012, 7090), (5015, 5672)]