2487660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5923}}^1$

素因数の和:5942

約数の個数: 48

約数和(自身を含む): 7961856

約数和(自身を除く): 5474196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 5923, 11846, 17769, 23692, 29615, 35538, 41461, 59230, 71076, 82922, 88845, 118460, 124383, 165844, 177690, 207305, 248766, 355380, 414610, 497532, 621915, 829220, 1243830, 2487660]

約数ペア:

[(1, 2487660), (2, 1243830), (3, 829220), (4, 621915), (5, 497532), (6, 414610), (7, 355380), (10, 248766), (12, 207305), (14, 177690), (15, 165844), (20, 124383), (21, 118460), (28, 88845), (30, 82922), (35, 71076), (42, 59230), (60, 41461), (70, 35538), (84, 29615), (105, 23692), (140, 17769), (210, 11846), (420, 5923)]