12861860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 33022080

約数和(自身を除く): 20160220

約数列:

[1, 2, 4, 5, 10, 11, 17, 19, 20, 22, 34, 38, 44, 55, 68, 76, 85, 95, 110, 170, 181, 187, 190, 209, 220, 323, 340, 362, 374, 380, 418, 646, 724, 748, 836, 905, 935, 1045, 1292, 1615, 1810, 1870, 1991, 2090, 3077, 3230, 3439, 3553, 3620, 3740, 3982, 4180, 6154, 6460, 6878, 7106, 7964, 9955, 12308, 13756, 14212, 15385, 17195, 17765, 19910, 30770, 33847, 34390, 35530, 37829, 39820, 58463, 61540, 67694, 68780, 71060, 75658, 116926, 135388, 151316, 169235, 189145, 233852, 292315, 338470, 378290, 584630, 643093, 676940, 756580, 1169260, 1286186, 2572372, 3215465, 6430930, 12861860]

約数ペア:

[(1, 12861860), (2, 6430930), (4, 3215465), (5, 2572372), (10, 1286186), (11, 1169260), (17, 756580), (19, 676940), (20, 643093), (22, 584630), (34, 378290), (38, 338470), (44, 292315), (55, 233852), (68, 189145), (76, 169235), (85, 151316), (95, 135388), (110, 116926), (170, 75658), (181, 71060), (187, 68780), (190, 67694), (209, 61540), (220, 58463), (323, 39820), (340, 37829), (362, 35530), (374, 34390), (380, 33847), (418, 30770), (646, 19910), (724, 17765), (748, 17195), (836, 15385), (905, 14212), (935, 13756), (1045, 12308), (1292, 9955), (1615, 7964), (1810, 7106), (1870, 6878), (1991, 6460), (2090, 6154), (3077, 4180), (3230, 3982), (3439, 3740), (3553, 3620)]