2509020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 7783776

約数和(自身を除く): 5274756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 263, 265, 318, 477, 526, 530, 636, 789, 795, 954, 1052, 1060, 1315, 1578, 1590, 1908, 2367, 2385, 2630, 3156, 3180, 3945, 4734, 4770, 5260, 7890, 9468, 9540, 11835, 13939, 15780, 23670, 27878, 41817, 47340, 55756, 69695, 83634, 125451, 139390, 167268, 209085, 250902, 278780, 418170, 501804, 627255, 836340, 1254510, 2509020]

約数ペア:

[(1, 2509020), (2, 1254510), (3, 836340), (4, 627255), (5, 501804), (6, 418170), (9, 278780), (10, 250902), (12, 209085), (15, 167268), (18, 139390), (20, 125451), (30, 83634), (36, 69695), (45, 55756), (53, 47340), (60, 41817), (90, 27878), (106, 23670), (159, 15780), (180, 13939), (212, 11835), (263, 9540), (265, 9468), (318, 7890), (477, 5260), (526, 4770), (530, 4734), (636, 3945), (789, 3180), (795, 3156), (954, 2630), (1052, 2385), (1060, 2367), (1315, 1908), (1578, 1590)]