2125360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:901

約数の個数: 40

約数和(自身を含む): 5106816

約数和(自身を除く): 2981456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 857, 1240, 1714, 2480, 3428, 4285, 6856, 8570, 13712, 17140, 26567, 34280, 53134, 68560, 106268, 132835, 212536, 265670, 425072, 531340, 1062680, 2125360]

約数ペア:

[(1, 2125360), (2, 1062680), (4, 531340), (5, 425072), (8, 265670), (10, 212536), (16, 132835), (20, 106268), (31, 68560), (40, 53134), (62, 34280), (80, 26567), (124, 17140), (155, 13712), (248, 8570), (310, 6856), (496, 4285), (620, 3428), (857, 2480), (1240, 1714)]