20268850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{8273}}^1$

素因数の和:8299

約数の個数: 36

約数和(自身を含む): 43860474

約数和(自身を除く): 23591624

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 1225, 2450, 8273, 16546, 41365, 57911, 82730, 115822, 206825, 289555, 405377, 413650, 579110, 810754, 1447775, 2026885, 2895550, 4053770, 10134425, 20268850]

約数ペア:

[(1, 20268850), (2, 10134425), (5, 4053770), (7, 2895550), (10, 2026885), (14, 1447775), (25, 810754), (35, 579110), (49, 413650), (50, 405377), (70, 289555), (98, 206825), (175, 115822), (245, 82730), (350, 57911), (490, 41365), (1225, 16546), (2450, 8273)]