219922570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{39769}}^1$

素因数の和:39862

約数の個数: 32

約数和(自身を含む): 458150400

約数和(自身を除く): 238227830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 5530, 39769, 79538, 198845, 278383, 397690, 556766, 1391915, 2783830, 3141751, 6283502, 15708755, 21992257, 31417510, 43984514, 109961285, 219922570]

約数ペア:

[(1, 219922570), (2, 109961285), (5, 43984514), (7, 31417510), (10, 21992257), (14, 15708755), (35, 6283502), (70, 3141751), (79, 2783830), (158, 1391915), (395, 556766), (553, 397690), (790, 278383), (1106, 198845), (2765, 79538), (5530, 39769)]