11551280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:438

約数の個数: 80

約数和(自身を含む): 29998080

約数和(自身を除く): 18446800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 383, 464, 520, 580, 754, 766, 1040, 1160, 1508, 1532, 1885, 1915, 2320, 3016, 3064, 3770, 3830, 4979, 6032, 6128, 7540, 7660, 9958, 11107, 15080, 15320, 19916, 22214, 24895, 30160, 30640, 39832, 44428, 49790, 55535, 79664, 88856, 99580, 111070, 144391, 177712, 199160, 222140, 288782, 398320, 444280, 577564, 721955, 888560, 1155128, 1443910, 2310256, 2887820, 5775640, 11551280]

約数ペア:

[(1, 11551280), (2, 5775640), (4, 2887820), (5, 2310256), (8, 1443910), (10, 1155128), (13, 888560), (16, 721955), (20, 577564), (26, 444280), (29, 398320), (40, 288782), (52, 222140), (58, 199160), (65, 177712), (80, 144391), (104, 111070), (116, 99580), (130, 88856), (145, 79664), (208, 55535), (232, 49790), (260, 44428), (290, 39832), (377, 30640), (383, 30160), (464, 24895), (520, 22214), (580, 19916), (754, 15320), (766, 15080), (1040, 11107), (1160, 9958), (1508, 7660), (1532, 7540), (1885, 6128), (1915, 6032), (2320, 4979), (3016, 3830), (3064, 3770)]