1209242980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{881}}^1$

素因数の和:1285

約数の個数: 96

約数和(自身を含む): 2944553472

約数和(自身を除く): 1735310492

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 367, 374, 734, 748, 881, 935, 1468, 1762, 1835, 1870, 3524, 3670, 3740, 4037, 4405, 6239, 7340, 8074, 8810, 9691, 12478, 14977, 16148, 17620, 19382, 20185, 24956, 29954, 31195, 38764, 40370, 48455, 59908, 62390, 68629, 74885, 80740, 96910, 124780, 137258, 149770, 164747, 193820, 274516, 299540, 323327, 329494, 343145, 646654, 658988, 686290, 823735, 1293308, 1372580, 1616635, 1647470, 3233270, 3294940, 3556597, 5496559, 6466540, 7113194, 10993118, 14226388, 17782985, 21986236, 27482795, 35565970, 54965590, 60462149, 71131940, 109931180, 120924298, 241848596, 302310745, 604621490, 1209242980]

約数ペア:

[(1, 1209242980), (2, 604621490), (4, 302310745), (5, 241848596), (10, 120924298), (11, 109931180), (17, 71131940), (20, 60462149), (22, 54965590), (34, 35565970), (44, 27482795), (55, 21986236), (68, 17782985), (85, 14226388), (110, 10993118), (170, 7113194), (187, 6466540), (220, 5496559), (340, 3556597), (367, 3294940), (374, 3233270), (734, 1647470), (748, 1616635), (881, 1372580), (935, 1293308), (1468, 823735), (1762, 686290), (1835, 658988), (1870, 646654), (3524, 343145), (3670, 329494), (3740, 323327), (4037, 299540), (4405, 274516), (6239, 193820), (7340, 164747), (8074, 149770), (8810, 137258), (9691, 124780), (12478, 96910), (14977, 80740), (16148, 74885), (17620, 68629), (19382, 62390), (20185, 59908), (24956, 48455), (29954, 40370), (31195, 38764)]