1152640

素因数分解:

$2^7\times 5^1\times {\mathrm{1801}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 2757060

約数和(自身を除く): 1604420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1801, 3602, 7204, 9005, 14408, 18010, 28816, 36020, 57632, 72040, 115264, 144080, 230528, 288160, 576320, 1152640]

約数ペア:

[(1, 1152640), (2, 576320), (4, 288160), (5, 230528), (8, 144080), (10, 115264), (16, 72040), (20, 57632), (32, 36020), (40, 28816), (64, 18010), (80, 14408), (128, 9005), (160, 7204), (320, 3602), (640, 1801)]