38852920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31333}}^1$

素因数の和:31375

約数の個数: 32

約数和(自身を含む): 90241920

約数和(自身を除く): 51389000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 31333, 62666, 125332, 156665, 250664, 313330, 626660, 971323, 1253320, 1942646, 3885292, 4856615, 7770584, 9713230, 19426460, 38852920]

約数ペア:

[(1, 38852920), (2, 19426460), (4, 9713230), (5, 7770584), (8, 4856615), (10, 3885292), (20, 1942646), (31, 1253320), (40, 971323), (62, 626660), (124, 313330), (155, 250664), (248, 156665), (310, 125332), (620, 62666), (1240, 31333)]