146512820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{617}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 318947328

約数和(自身を除く): 172434508

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 383, 617, 620, 766, 1234, 1532, 1915, 2468, 3085, 3830, 6170, 7660, 11873, 12340, 19127, 23746, 38254, 47492, 59365, 76508, 95635, 118730, 191270, 236311, 237460, 382540, 472622, 945244, 1181555, 2363110, 4726220, 7325641, 14651282, 29302564, 36628205, 73256410, 146512820]

約数ペア:

[(1, 146512820), (2, 73256410), (4, 36628205), (5, 29302564), (10, 14651282), (20, 7325641), (31, 4726220), (62, 2363110), (124, 1181555), (155, 945244), (310, 472622), (383, 382540), (617, 237460), (620, 236311), (766, 191270), (1234, 118730), (1532, 95635), (1915, 76508), (2468, 59365), (3085, 47492), (3830, 38254), (6170, 23746), (7660, 19127), (11873, 12340)]