38938160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28631}}^1$

素因数の和:28661

約数の個数: 40

約数和(自身を含む): 95859936

約数和(自身を除く): 56921776

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 28631, 57262, 114524, 143155, 229048, 286310, 458096, 486727, 572620, 973454, 1145240, 1946908, 2290480, 2433635, 3893816, 4867270, 7787632, 9734540, 19469080, 38938160]

約数ペア:

[(1, 38938160), (2, 19469080), (4, 9734540), (5, 7787632), (8, 4867270), (10, 3893816), (16, 2433635), (17, 2290480), (20, 1946908), (34, 1145240), (40, 973454), (68, 572620), (80, 486727), (85, 458096), (136, 286310), (170, 229048), (272, 143155), (340, 114524), (680, 57262), (1360, 28631)]