229240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 563760

約数和(自身を除く): 334520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 521, 1042, 2084, 2605, 4168, 5210, 5731, 10420, 11462, 20840, 22924, 28655, 45848, 57310, 114620, 229240]

約数ペア:

[(1, 229240), (2, 114620), (4, 57310), (5, 45848), (8, 28655), (10, 22924), (11, 20840), (20, 11462), (22, 10420), (40, 5731), (44, 5210), (55, 4168), (88, 2605), (110, 2084), (220, 1042), (440, 521)]