20498430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40193}}^1$

素因数の和:40220

約数の個数: 32

約数和(自身を含む): 52091424

約数和(自身を除く): 31592994

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 40193, 80386, 120579, 200965, 241158, 401930, 602895, 683281, 1205790, 1366562, 2049843, 3416405, 4099686, 6832810, 10249215, 20498430]

約数ペア:

[(1, 20498430), (2, 10249215), (3, 6832810), (5, 4099686), (6, 3416405), (10, 2049843), (15, 1366562), (17, 1205790), (30, 683281), (34, 602895), (51, 401930), (85, 241158), (102, 200965), (170, 120579), (255, 80386), (510, 40193)]