140720524

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{401}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 287433216

約数和(自身を除く): 146712692

約数列:

[1, 2, 4, 7, 14, 28, 83, 151, 166, 302, 332, 401, 581, 604, 802, 1057, 1162, 1604, 2114, 2324, 2807, 4228, 5614, 11228, 12533, 25066, 33283, 50132, 60551, 66566, 87731, 121102, 133132, 175462, 232981, 242204, 350924, 423857, 465962, 847714, 931924, 1695428, 5025733, 10051466, 20102932, 35180131, 70360262, 140720524]

約数ペア:

[(1, 140720524), (2, 70360262), (4, 35180131), (7, 20102932), (14, 10051466), (28, 5025733), (83, 1695428), (151, 931924), (166, 847714), (302, 465962), (332, 423857), (401, 350924), (581, 242204), (604, 232981), (802, 175462), (1057, 133132), (1162, 121102), (1604, 87731), (2114, 66566), (2324, 60551), (2807, 50132), (4228, 33283), (5614, 25066), (11228, 12533)]