681530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 1373760

約数和(自身を除く): 692230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 211, 323, 422, 646, 1055, 1615, 2110, 3230, 3587, 4009, 7174, 8018, 17935, 20045, 35870, 40090, 68153, 136306, 340765, 681530]

約数ペア:

[(1, 681530), (2, 340765), (5, 136306), (10, 68153), (17, 40090), (19, 35870), (34, 20045), (38, 17935), (85, 8018), (95, 7174), (170, 4009), (190, 3587), (211, 3230), (323, 2110), (422, 1615), (646, 1055)]