15531340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{311}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 35852544

約数和(自身を除く): 20321204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 311, 454, 622, 908, 1135, 1244, 1555, 2270, 2497, 3110, 3421, 4540, 4994, 6220, 6842, 9988, 12485, 13684, 17105, 24970, 34210, 49940, 68420, 70597, 141194, 282388, 352985, 705970, 776567, 1411940, 1553134, 3106268, 3882835, 7765670, 15531340]

約数ペア:

[(1, 15531340), (2, 7765670), (4, 3882835), (5, 3106268), (10, 1553134), (11, 1411940), (20, 776567), (22, 705970), (44, 352985), (55, 282388), (110, 141194), (220, 70597), (227, 68420), (311, 49940), (454, 34210), (622, 24970), (908, 17105), (1135, 13684), (1244, 12485), (1555, 9988), (2270, 6842), (2497, 6220), (3110, 4994), (3421, 4540)]