12883280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9473}}^1$

素因数の和:9503

約数の個数: 40

約数和(自身を含む): 31718952

約数和(自身を除く): 18835672

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 9473, 18946, 37892, 47365, 75784, 94730, 151568, 161041, 189460, 322082, 378920, 644164, 757840, 805205, 1288328, 1610410, 2576656, 3220820, 6441640, 12883280]

約数ペア:

[(1, 12883280), (2, 6441640), (4, 3220820), (5, 2576656), (8, 1610410), (10, 1288328), (16, 805205), (17, 757840), (20, 644164), (34, 378920), (40, 322082), (68, 189460), (80, 161041), (85, 151568), (136, 94730), (170, 75784), (272, 47365), (340, 37892), (680, 18946), (1360, 9473)]