1640389980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{463387}}^1$

素因数の和:463458

約数の個数: 48

約数和(自身を含む): 4670951040

約数和(自身を除く): 3030561060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 463387, 926774, 1390161, 1853548, 2316935, 2780322, 4633870, 5560644, 6950805, 9267740, 13901610, 27339833, 27803220, 54679666, 82019499, 109359332, 136699165, 164038998, 273398330, 328077996, 410097495, 546796660, 820194990, 1640389980]

約数ペア:

[(1, 1640389980), (2, 820194990), (3, 546796660), (4, 410097495), (5, 328077996), (6, 273398330), (10, 164038998), (12, 136699165), (15, 109359332), (20, 82019499), (30, 54679666), (59, 27803220), (60, 27339833), (118, 13901610), (177, 9267740), (236, 6950805), (295, 5560644), (354, 4633870), (590, 2780322), (708, 2316935), (885, 1853548), (1180, 1390161), (1770, 926774), (3540, 463387)]