78626020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21023}}^1$

素因数の和:21060

約数の個数: 48

約数和(自身を含む): 190729728

約数和(自身を除く): 112103708

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 21023, 42046, 84092, 105115, 210230, 231253, 357391, 420460, 462506, 714782, 925012, 1156265, 1429564, 1786955, 2312530, 3573910, 3931301, 4625060, 7147820, 7862602, 15725204, 19656505, 39313010, 78626020]

約数ペア:

[(1, 78626020), (2, 39313010), (4, 19656505), (5, 15725204), (10, 7862602), (11, 7147820), (17, 4625060), (20, 3931301), (22, 3573910), (34, 2312530), (44, 1786955), (55, 1429564), (68, 1156265), (85, 925012), (110, 714782), (170, 462506), (187, 420460), (220, 357391), (340, 231253), (374, 210230), (748, 105115), (935, 84092), (1870, 42046), (3740, 21023)]