219919630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73063}}^1$

素因数の和:73120

約数の個数: 32

約数和(自身を含む): 462933504

約数和(自身を除く): 243013874

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 73063, 146126, 365315, 511441, 730630, 1022882, 2557205, 3141709, 5114410, 6283418, 15708545, 21991963, 31417090, 43983926, 109959815, 219919630]

約数ペア:

[(1, 219919630), (2, 109959815), (5, 43983926), (7, 31417090), (10, 21991963), (14, 15708545), (35, 6283418), (43, 5114410), (70, 3141709), (86, 2557205), (215, 1022882), (301, 730630), (430, 511441), (602, 365315), (1505, 146126), (3010, 73063)]