2173720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1753}}^1$

素因数の和:1795

約数の個数: 32

約数和(自身を含む): 5051520

約数和(自身を除く): 2877800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1753, 3506, 7012, 8765, 14024, 17530, 35060, 54343, 70120, 108686, 217372, 271715, 434744, 543430, 1086860, 2173720]

約数ペア:

[(1, 2173720), (2, 1086860), (4, 543430), (5, 434744), (8, 271715), (10, 217372), (20, 108686), (31, 70120), (40, 54343), (62, 35060), (124, 17530), (155, 14024), (248, 8765), (310, 7012), (620, 3506), (1240, 1753)]