201448420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{2161}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 435859200

約数和(自身を除く): 234410780

約数列:

[1, 2, 4, 5, 10, 20, 59, 79, 118, 158, 236, 295, 316, 395, 590, 790, 1180, 1580, 2161, 4322, 4661, 8644, 9322, 10805, 18644, 21610, 23305, 43220, 46610, 93220, 127499, 170719, 254998, 341438, 509996, 637495, 682876, 853595, 1274990, 1707190, 2549980, 3414380, 10072421, 20144842, 40289684, 50362105, 100724210, 201448420]

約数ペア:

[(1, 201448420), (2, 100724210), (4, 50362105), (5, 40289684), (10, 20144842), (20, 10072421), (59, 3414380), (79, 2549980), (118, 1707190), (158, 1274990), (236, 853595), (295, 682876), (316, 637495), (395, 509996), (590, 341438), (790, 254998), (1180, 170719), (1580, 127499), (2161, 93220), (4322, 46610), (4661, 43220), (8644, 23305), (9322, 21610), (10805, 18644)]