2466620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 5715360

約数和(自身を除く): 3248740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 179, 212, 260, 265, 358, 530, 689, 716, 895, 1060, 1378, 1790, 2327, 2756, 3445, 3580, 4654, 6890, 9308, 9487, 11635, 13780, 18974, 23270, 37948, 46540, 47435, 94870, 123331, 189740, 246662, 493324, 616655, 1233310, 2466620]

約数ペア:

[(1, 2466620), (2, 1233310), (4, 616655), (5, 493324), (10, 246662), (13, 189740), (20, 123331), (26, 94870), (52, 47435), (53, 46540), (65, 37948), (106, 23270), (130, 18974), (179, 13780), (212, 11635), (260, 9487), (265, 9308), (358, 6890), (530, 4654), (689, 3580), (716, 3445), (895, 2756), (1060, 2327), (1378, 1790)]