57068320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20981}}^1$

素因数の和:21013

約数の個数: 48

約数和(自身を含む): 142761528

約数和(自身を除く): 85693208

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 20981, 41962, 83924, 104905, 167848, 209810, 335696, 356677, 419620, 671392, 713354, 839240, 1426708, 1678480, 1783385, 2853416, 3356960, 3566770, 5706832, 7133540, 11413664, 14267080, 28534160, 57068320]

約数ペア:

[(1, 57068320), (2, 28534160), (4, 14267080), (5, 11413664), (8, 7133540), (10, 5706832), (16, 3566770), (17, 3356960), (20, 2853416), (32, 1783385), (34, 1678480), (40, 1426708), (68, 839240), (80, 713354), (85, 671392), (136, 419620), (160, 356677), (170, 335696), (272, 209810), (340, 167848), (544, 104905), (680, 83924), (1360, 41962), (2720, 20981)]