284355560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{5333}}^1$

素因数の和:5418

約数の個数: 64

約数和(自身を含む): 675924480

約数和(自身を除く): 391568920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 1240, 1333, 1720, 2666, 5332, 5333, 6665, 10664, 10666, 13330, 21332, 26660, 26665, 42664, 53320, 53330, 106660, 165323, 213320, 229319, 330646, 458638, 661292, 826615, 917276, 1146595, 1322584, 1653230, 1834552, 2293190, 3306460, 4586380, 6612920, 7108889, 9172760, 14217778, 28435556, 35544445, 56871112, 71088890, 142177780, 284355560]

約数ペア:

[(1, 284355560), (2, 142177780), (4, 71088890), (5, 56871112), (8, 35544445), (10, 28435556), (20, 14217778), (31, 9172760), (40, 7108889), (43, 6612920), (62, 4586380), (86, 3306460), (124, 2293190), (155, 1834552), (172, 1653230), (215, 1322584), (248, 1146595), (310, 917276), (344, 826615), (430, 661292), (620, 458638), (860, 330646), (1240, 229319), (1333, 213320), (1720, 165323), (2666, 106660), (5332, 53330), (5333, 53320), (6665, 42664), (10664, 26665), (10666, 26660), (13330, 21332)]