12679280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9323}}^1$

素因数の和:9353

約数の個数: 40

約数和(自身を含む): 31216752

約数和(自身を除く): 18537472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 9323, 18646, 37292, 46615, 74584, 93230, 149168, 158491, 186460, 316982, 372920, 633964, 745840, 792455, 1267928, 1584910, 2535856, 3169820, 6339640, 12679280]

約数ペア:

[(1, 12679280), (2, 6339640), (4, 3169820), (5, 2535856), (8, 1584910), (10, 1267928), (16, 792455), (17, 745840), (20, 633964), (34, 372920), (40, 316982), (68, 186460), (80, 158491), (85, 149168), (136, 93230), (170, 74584), (272, 46615), (340, 37292), (680, 18646), (1360, 9323)]