406648220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{18301}}^1$

素因数の和:18422

約数の個数: 48

約数和(自身を含む): 940869216

約数和(自身を除く): 534220996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 4444, 5555, 11110, 18301, 22220, 36602, 73204, 91505, 183010, 201311, 366020, 402622, 805244, 1006555, 1848401, 2013110, 3696802, 4026220, 7393604, 9242005, 18484010, 20332411, 36968020, 40664822, 81329644, 101662055, 203324110, 406648220]

約数ペア:

[(1, 406648220), (2, 203324110), (4, 101662055), (5, 81329644), (10, 40664822), (11, 36968020), (20, 20332411), (22, 18484010), (44, 9242005), (55, 7393604), (101, 4026220), (110, 3696802), (202, 2013110), (220, 1848401), (404, 1006555), (505, 805244), (1010, 402622), (1111, 366020), (2020, 201311), (2222, 183010), (4444, 91505), (5555, 73204), (11110, 36602), (18301, 22220)]