20159384380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4019}}^1\times {\mathrm{14753}}^1$

素因数の和:18798

約数の個数: 48

約数和(自身を含む): 44839176480

約数和(自身を除く): 24679792100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 4019, 8038, 14753, 16076, 20095, 29506, 40190, 59012, 68323, 73765, 80380, 136646, 147530, 250801, 273292, 295060, 341615, 501602, 683230, 1003204, 1254005, 1366460, 2508010, 5016020, 59292307, 118584614, 237169228, 296461535, 592923070, 1007969219, 1185846140, 2015938438, 4031876876, 5039846095, 10079692190, 20159384380]

約数ペア:

[(1, 20159384380), (2, 10079692190), (4, 5039846095), (5, 4031876876), (10, 2015938438), (17, 1185846140), (20, 1007969219), (34, 592923070), (68, 296461535), (85, 237169228), (170, 118584614), (340, 59292307), (4019, 5016020), (8038, 2508010), (14753, 1366460), (16076, 1254005), (20095, 1003204), (29506, 683230), (40190, 501602), (59012, 341615), (68323, 295060), (73765, 273292), (80380, 250801), (136646, 147530)]