202011260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{15053}}^1$

素因数の和:15134

約数の個数: 48

約数和(自身を含む): 470407392

約数和(自身を除く): 268396132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 13420, 15053, 30106, 60212, 75265, 150530, 165583, 301060, 331166, 662332, 827915, 918233, 1655830, 1836466, 3311660, 3672932, 4591165, 9182330, 10100563, 18364660, 20201126, 40402252, 50502815, 101005630, 202011260]

約数ペア:

[(1, 202011260), (2, 101005630), (4, 50502815), (5, 40402252), (10, 20201126), (11, 18364660), (20, 10100563), (22, 9182330), (44, 4591165), (55, 3672932), (61, 3311660), (110, 1836466), (122, 1655830), (220, 918233), (244, 827915), (305, 662332), (610, 331166), (671, 301060), (1220, 165583), (1342, 150530), (2684, 75265), (3355, 60212), (6710, 30106), (13420, 15053)]