33124280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{421}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 85682880

約数和(自身を除く): 52558600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 421, 562, 842, 1124, 1405, 1684, 1967, 2105, 2248, 2810, 2947, 3368, 3934, 4210, 5620, 5894, 7868, 8420, 9835, 11240, 11788, 14735, 15736, 16840, 19670, 23576, 29470, 39340, 58940, 78680, 117880, 118301, 236602, 473204, 591505, 828107, 946408, 1183010, 1656214, 2366020, 3312428, 4140535, 4732040, 6624856, 8281070, 16562140, 33124280]

約数ペア:

[(1, 33124280), (2, 16562140), (4, 8281070), (5, 6624856), (7, 4732040), (8, 4140535), (10, 3312428), (14, 2366020), (20, 1656214), (28, 1183010), (35, 946408), (40, 828107), (56, 591505), (70, 473204), (140, 236602), (280, 118301), (281, 117880), (421, 78680), (562, 58940), (842, 39340), (1124, 29470), (1405, 23576), (1684, 19670), (1967, 16840), (2105, 15736), (2248, 14735), (2810, 11788), (2947, 11240), (3368, 9835), (3934, 8420), (4210, 7868), (5620, 5894)]