3172280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 7244640

約数和(自身を除く): 4072360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1117, 1420, 2234, 2840, 4468, 5585, 8936, 11170, 22340, 44680, 79307, 158614, 317228, 396535, 634456, 793070, 1586140, 3172280]

約数ペア:

[(1, 3172280), (2, 1586140), (4, 793070), (5, 634456), (8, 396535), (10, 317228), (20, 158614), (40, 79307), (71, 44680), (142, 22340), (284, 11170), (355, 8936), (568, 5585), (710, 4468), (1117, 2840), (1420, 2234)]