2228690

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:194

約数の個数: 32

約数和(自身を含む): 4219776

約数和(自身を除く): 1991086

約数列:

[1, 2, 5, 10, 43, 71, 73, 86, 142, 146, 215, 355, 365, 430, 710, 730, 3053, 3139, 5183, 6106, 6278, 10366, 15265, 15695, 25915, 30530, 31390, 51830, 222869, 445738, 1114345, 2228690]

約数ペア:

[(1, 2228690), (2, 1114345), (5, 445738), (10, 222869), (43, 51830), (71, 31390), (73, 30530), (86, 25915), (142, 15695), (146, 15265), (215, 10366), (355, 6278), (365, 6106), (430, 5183), (710, 3139), (730, 3053)]