86820460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{601}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 189326592

約数和(自身を除く): 102506132

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 233, 310, 466, 601, 620, 932, 1165, 1202, 2330, 2404, 3005, 4660, 6010, 7223, 12020, 14446, 18631, 28892, 36115, 37262, 72230, 74524, 93155, 140033, 144460, 186310, 280066, 372620, 560132, 700165, 1400330, 2800660, 4341023, 8682046, 17364092, 21705115, 43410230, 86820460]

約数ペア:

[(1, 86820460), (2, 43410230), (4, 21705115), (5, 17364092), (10, 8682046), (20, 4341023), (31, 2800660), (62, 1400330), (124, 700165), (155, 560132), (233, 372620), (310, 280066), (466, 186310), (601, 144460), (620, 140033), (932, 93155), (1165, 74524), (1202, 72230), (2330, 37262), (2404, 36115), (3005, 28892), (4660, 18631), (6010, 14446), (7223, 12020)]