9913640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22531}}^1$

素因数の和:22553

約数の個数: 32

約数和(自身を含む): 24334560

約数和(自身を除く): 14420920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 22531, 45062, 90124, 112655, 180248, 225310, 247841, 450620, 495682, 901240, 991364, 1239205, 1982728, 2478410, 4956820, 9913640]

約数ペア:

[(1, 9913640), (2, 4956820), (4, 2478410), (5, 1982728), (8, 1239205), (10, 991364), (11, 901240), (20, 495682), (22, 450620), (40, 247841), (44, 225310), (55, 180248), (88, 112655), (110, 90124), (220, 45062), (440, 22531)]