201473180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{887}}^1$

素因数の和:1214

約数の個数: 48

約数和(自身を含む): 435468096

約数和(自身を除く): 233994916

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 277, 410, 554, 820, 887, 1108, 1385, 1774, 2770, 3548, 4435, 5540, 8870, 11357, 17740, 22714, 36367, 45428, 56785, 72734, 113570, 145468, 181835, 227140, 245699, 363670, 491398, 727340, 982796, 1228495, 2456990, 4913980, 10073659, 20147318, 40294636, 50368295, 100736590, 201473180]

約数ペア:

[(1, 201473180), (2, 100736590), (4, 50368295), (5, 40294636), (10, 20147318), (20, 10073659), (41, 4913980), (82, 2456990), (164, 1228495), (205, 982796), (277, 727340), (410, 491398), (554, 363670), (820, 245699), (887, 227140), (1108, 181835), (1385, 145468), (1774, 113570), (2770, 72734), (3548, 56785), (4435, 45428), (5540, 36367), (8870, 22714), (11357, 17740)]