403745980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{39047}}^1$

素因数の和:39114

約数の個数: 48

約数和(自身を含む): 944649216

約数和(自身を除く): 540903236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 39047, 78094, 156188, 195235, 390470, 429517, 780940, 859034, 1718068, 1835209, 2147585, 3670418, 4295170, 7340836, 8590340, 9176045, 18352090, 20187299, 36704180, 40374598, 80749196, 100936495, 201872990, 403745980]

約数ペア:

[(1, 403745980), (2, 201872990), (4, 100936495), (5, 80749196), (10, 40374598), (11, 36704180), (20, 20187299), (22, 18352090), (44, 9176045), (47, 8590340), (55, 7340836), (94, 4295170), (110, 3670418), (188, 2147585), (220, 1835209), (235, 1718068), (470, 859034), (517, 780940), (940, 429517), (1034, 390470), (2068, 195235), (2585, 156188), (5170, 78094), (10340, 39047)]