3956220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:755

約数の個数: 72

約数和(自身を含む): 12405120

約数和(自身を除く): 8448900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 709, 930, 1116, 1395, 1418, 1860, 2127, 2790, 2836, 3545, 4254, 5580, 6381, 7090, 8508, 10635, 12762, 14180, 21270, 21979, 25524, 31905, 42540, 43958, 63810, 65937, 87916, 109895, 127620, 131874, 197811, 219790, 263748, 329685, 395622, 439580, 659370, 791244, 989055, 1318740, 1978110, 3956220]

約数ペア:

[(1, 3956220), (2, 1978110), (3, 1318740), (4, 989055), (5, 791244), (6, 659370), (9, 439580), (10, 395622), (12, 329685), (15, 263748), (18, 219790), (20, 197811), (30, 131874), (31, 127620), (36, 109895), (45, 87916), (60, 65937), (62, 63810), (90, 43958), (93, 42540), (124, 31905), (155, 25524), (180, 21979), (186, 21270), (279, 14180), (310, 12762), (372, 10635), (465, 8508), (558, 7090), (620, 6381), (709, 5580), (930, 4254), (1116, 3545), (1395, 2836), (1418, 2790), (1860, 2127)]