18220480

素因数分解:

$2^6\times 5^1\times {\mathrm{97}}^1\times {\mathrm{587}}^1$

素因数の和:701

約数の個数: 56

約数和(自身を含む): 43909488

約数和(自身を除く): 25689008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 160, 194, 320, 388, 485, 587, 776, 970, 1174, 1552, 1940, 2348, 2935, 3104, 3880, 4696, 5870, 6208, 7760, 9392, 11740, 15520, 18784, 23480, 31040, 37568, 46960, 56939, 93920, 113878, 187840, 227756, 284695, 455512, 569390, 911024, 1138780, 1822048, 2277560, 3644096, 4555120, 9110240, 18220480]

約数ペア:

[(1, 18220480), (2, 9110240), (4, 4555120), (5, 3644096), (8, 2277560), (10, 1822048), (16, 1138780), (20, 911024), (32, 569390), (40, 455512), (64, 284695), (80, 227756), (97, 187840), (160, 113878), (194, 93920), (320, 56939), (388, 46960), (485, 37568), (587, 31040), (776, 23480), (970, 18784), (1174, 15520), (1552, 11740), (1940, 9392), (2348, 7760), (2935, 6208), (3104, 5870), (3880, 4696)]