23015680

素因数分解:

$2^8\times 5^1\times {\mathrm{17981}}^1$

素因数の和:18002

約数の個数: 36

約数和(自身を含む): 55132812

約数和(自身を除く): 32117132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 17981, 35962, 71924, 89905, 143848, 179810, 287696, 359620, 575392, 719240, 1150784, 1438480, 2301568, 2876960, 4603136, 5753920, 11507840, 23015680]

約数ペア:

[(1, 23015680), (2, 11507840), (4, 5753920), (5, 4603136), (8, 2876960), (10, 2301568), (16, 1438480), (20, 1150784), (32, 719240), (40, 575392), (64, 359620), (80, 287696), (128, 179810), (160, 143848), (256, 89905), (320, 71924), (640, 35962), (1280, 17981)]