506990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{419}}^1$

素因数の和:448

約数の個数: 24

約数和(自身を含む): 1005480

約数和(自身を除く): 498490

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 419, 605, 838, 1210, 2095, 4190, 4609, 9218, 23045, 46090, 50699, 101398, 253495, 506990]

約数ペア:

[(1, 506990), (2, 253495), (5, 101398), (10, 50699), (11, 46090), (22, 23045), (55, 9218), (110, 4609), (121, 4190), (242, 2095), (419, 1210), (605, 838)]