11581240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26321}}^1$

素因数の和:26343

約数の個数: 32

約数和(自身を含む): 28427760

約数和(自身を除く): 16846520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 26321, 52642, 105284, 131605, 210568, 263210, 289531, 526420, 579062, 1052840, 1158124, 1447655, 2316248, 2895310, 5790620, 11581240]

約数ペア:

[(1, 11581240), (2, 5790620), (4, 2895310), (5, 2316248), (8, 1447655), (10, 1158124), (11, 1052840), (20, 579062), (22, 526420), (40, 289531), (44, 263210), (55, 210568), (88, 131605), (110, 105284), (220, 52642), (440, 26321)]