4812780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{1637}}^1$

素因数の和:1663

約数の個数: 72

約数和(自身を含む): 15685488

約数和(自身を除く): 10872708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 1637, 2940, 3274, 4911, 6548, 8185, 9822, 11459, 16370, 19644, 22918, 24555, 32740, 34377, 45836, 49110, 57295, 68754, 80213, 98220, 114590, 137508, 160426, 171885, 229180, 240639, 320852, 343770, 401065, 481278, 687540, 802130, 962556, 1203195, 1604260, 2406390, 4812780]

約数ペア:

[(1, 4812780), (2, 2406390), (3, 1604260), (4, 1203195), (5, 962556), (6, 802130), (7, 687540), (10, 481278), (12, 401065), (14, 343770), (15, 320852), (20, 240639), (21, 229180), (28, 171885), (30, 160426), (35, 137508), (42, 114590), (49, 98220), (60, 80213), (70, 68754), (84, 57295), (98, 49110), (105, 45836), (140, 34377), (147, 32740), (196, 24555), (210, 22918), (245, 19644), (294, 16370), (420, 11459), (490, 9822), (588, 8185), (735, 6548), (980, 4911), (1470, 3274), (1637, 2940)]