26910320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 67817088

約数和(自身を除く): 40906768

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 421, 470, 680, 752, 799, 842, 940, 1360, 1598, 1684, 1880, 2105, 3196, 3368, 3760, 3995, 4210, 6392, 6736, 7157, 7990, 8420, 12784, 14314, 15980, 16840, 19787, 28628, 31960, 33680, 35785, 39574, 57256, 63920, 71570, 79148, 98935, 114512, 143140, 158296, 197870, 286280, 316592, 336379, 395740, 572560, 672758, 791480, 1345516, 1582960, 1681895, 2691032, 3363790, 5382064, 6727580, 13455160, 26910320]

約数ペア:

[(1, 26910320), (2, 13455160), (4, 6727580), (5, 5382064), (8, 3363790), (10, 2691032), (16, 1681895), (17, 1582960), (20, 1345516), (34, 791480), (40, 672758), (47, 572560), (68, 395740), (80, 336379), (85, 316592), (94, 286280), (136, 197870), (170, 158296), (188, 143140), (235, 114512), (272, 98935), (340, 79148), (376, 71570), (421, 63920), (470, 57256), (680, 39574), (752, 35785), (799, 33680), (842, 31960), (940, 28628), (1360, 19787), (1598, 16840), (1684, 15980), (1880, 14314), (2105, 12784), (3196, 8420), (3368, 7990), (3760, 7157), (3995, 6736), (4210, 6392)]