2739160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 6500160

約数和(自身を除く): 3761000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 940, 1240, 1457, 1880, 2209, 2914, 4418, 5828, 7285, 8836, 11045, 11656, 14570, 17672, 22090, 29140, 44180, 58280, 68479, 88360, 136958, 273916, 342395, 547832, 684790, 1369580, 2739160]

約数ペア:

[(1, 2739160), (2, 1369580), (4, 684790), (5, 547832), (8, 342395), (10, 273916), (20, 136958), (31, 88360), (40, 68479), (47, 58280), (62, 44180), (94, 29140), (124, 22090), (155, 17672), (188, 14570), (235, 11656), (248, 11045), (310, 8836), (376, 7285), (470, 5828), (620, 4418), (940, 2914), (1240, 2209), (1457, 1880)]