11242480

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1579}}^1$

素因数の和:1681

約数の個数: 40

約数和(自身を含む): 26449200

約数和(自身を除く): 15206720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1579, 1780, 3158, 3560, 6316, 7120, 7895, 12632, 15790, 25264, 31580, 63160, 126320, 140531, 281062, 562124, 702655, 1124248, 1405310, 2248496, 2810620, 5621240, 11242480]

約数ペア:

[(1, 11242480), (2, 5621240), (4, 2810620), (5, 2248496), (8, 1405310), (10, 1124248), (16, 702655), (20, 562124), (40, 281062), (80, 140531), (89, 126320), (178, 63160), (356, 31580), (445, 25264), (712, 15790), (890, 12632), (1424, 7895), (1579, 7120), (1780, 6316), (3158, 3560)]