7745540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 19958400

約数和(自身を除く): 12212860

約数列:

[1, 2, 4, 5, 10, 11, 17, 19, 20, 22, 34, 38, 44, 55, 68, 76, 85, 95, 109, 110, 170, 187, 190, 209, 218, 220, 323, 340, 374, 380, 418, 436, 545, 646, 748, 836, 935, 1045, 1090, 1199, 1292, 1615, 1853, 1870, 2071, 2090, 2180, 2398, 3230, 3553, 3706, 3740, 4142, 4180, 4796, 5995, 6460, 7106, 7412, 8284, 9265, 10355, 11990, 14212, 17765, 18530, 20383, 20710, 22781, 23980, 35207, 35530, 37060, 40766, 41420, 45562, 70414, 71060, 81532, 91124, 101915, 113905, 140828, 176035, 203830, 227810, 352070, 387277, 407660, 455620, 704140, 774554, 1549108, 1936385, 3872770, 7745540]

約数ペア:

[(1, 7745540), (2, 3872770), (4, 1936385), (5, 1549108), (10, 774554), (11, 704140), (17, 455620), (19, 407660), (20, 387277), (22, 352070), (34, 227810), (38, 203830), (44, 176035), (55, 140828), (68, 113905), (76, 101915), (85, 91124), (95, 81532), (109, 71060), (110, 70414), (170, 45562), (187, 41420), (190, 40766), (209, 37060), (218, 35530), (220, 35207), (323, 23980), (340, 22781), (374, 20710), (380, 20383), (418, 18530), (436, 17765), (545, 14212), (646, 11990), (748, 10355), (836, 9265), (935, 8284), (1045, 7412), (1090, 7106), (1199, 6460), (1292, 5995), (1615, 4796), (1853, 4180), (1870, 4142), (2071, 3740), (2090, 3706), (2180, 3553), (2398, 3230)]