2218360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1789}}^1$

素因数の和:1831

約数の個数: 32

約数和(自身を含む): 5155200

約数和(自身を除く): 2936840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1789, 3578, 7156, 8945, 14312, 17890, 35780, 55459, 71560, 110918, 221836, 277295, 443672, 554590, 1109180, 2218360]

約数ペア:

[(1, 2218360), (2, 1109180), (4, 554590), (5, 443672), (8, 277295), (10, 221836), (20, 110918), (31, 71560), (40, 55459), (62, 35780), (124, 17890), (155, 14312), (248, 8945), (310, 7156), (620, 3578), (1240, 1789)]