2861580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 8235360

約数和(自身を除く): 5373780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 1289, 2220, 2578, 3867, 5156, 6445, 7734, 12890, 15468, 19335, 25780, 38670, 47693, 77340, 95386, 143079, 190772, 238465, 286158, 476930, 572316, 715395, 953860, 1430790, 2861580]

約数ペア:

[(1, 2861580), (2, 1430790), (3, 953860), (4, 715395), (5, 572316), (6, 476930), (10, 286158), (12, 238465), (15, 190772), (20, 143079), (30, 95386), (37, 77340), (60, 47693), (74, 38670), (111, 25780), (148, 19335), (185, 15468), (222, 12890), (370, 7734), (444, 6445), (555, 5156), (740, 3867), (1110, 2578), (1289, 2220)]