353442220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{212917}}^1$

素因数の和:213009

約数の個数: 24

約数和(自身を含む): 751174704

約数和(自身を除く): 397732484

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 212917, 425834, 851668, 1064585, 2129170, 4258340, 17672111, 35344222, 70688444, 88360555, 176721110, 353442220]

約数ペア:

[(1, 353442220), (2, 176721110), (4, 88360555), (5, 70688444), (10, 35344222), (20, 17672111), (83, 4258340), (166, 2129170), (332, 1064585), (415, 851668), (830, 425834), (1660, 212917)]