1811390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 3775680

約数和(自身を除く): 1964290

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 229, 458, 565, 791, 1130, 1145, 1582, 1603, 2290, 3206, 3955, 7910, 8015, 16030, 25877, 51754, 129385, 181139, 258770, 362278, 905695, 1811390]

約数ペア:

[(1, 1811390), (2, 905695), (5, 362278), (7, 258770), (10, 181139), (14, 129385), (35, 51754), (70, 25877), (113, 16030), (226, 8015), (229, 7910), (458, 3955), (565, 3206), (791, 2290), (1130, 1603), (1145, 1582)]