1180820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 2757888

約数和(自身を除く): 1577068

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 151, 170, 230, 302, 340, 391, 460, 604, 755, 782, 1510, 1564, 1955, 2567, 3020, 3473, 3910, 5134, 6946, 7820, 10268, 12835, 13892, 17365, 25670, 34730, 51340, 59041, 69460, 118082, 236164, 295205, 590410, 1180820]

約数ペア:

[(1, 1180820), (2, 590410), (4, 295205), (5, 236164), (10, 118082), (17, 69460), (20, 59041), (23, 51340), (34, 34730), (46, 25670), (68, 17365), (85, 13892), (92, 12835), (115, 10268), (151, 7820), (170, 6946), (230, 5134), (302, 3910), (340, 3473), (391, 3020), (460, 2567), (604, 1955), (755, 1564), (782, 1510)]