690878980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{184727}}^1$

素因数の和:184764

約数の個数: 48

約数和(自身を含む): 1675852416

約数和(自身を除く): 984973436

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, 184727, 369454, 738908, 923635, 1847270, 2031997, 3140359, 3694540, 4063994, 6280718, 8127988, 10159985, 12561436, 15701795, 20319970, 31403590, 34543949, 40639940, 62807180, 69087898, 138175796, 172719745, 345439490, 690878980]

約数ペア:

[(1, 690878980), (2, 345439490), (4, 172719745), (5, 138175796), (10, 69087898), (11, 62807180), (17, 40639940), (20, 34543949), (22, 31403590), (34, 20319970), (44, 15701795), (55, 12561436), (68, 10159985), (85, 8127988), (110, 6280718), (170, 4063994), (187, 3694540), (220, 3140359), (340, 2031997), (374, 1847270), (748, 923635), (935, 738908), (1870, 369454), (3740, 184727)]