27586280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22247}}^1$

素因数の和:22289

約数の個数: 32

約数和(自身を含む): 64074240

約数和(自身を除く): 36487960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 22247, 44494, 88988, 111235, 177976, 222470, 444940, 689657, 889880, 1379314, 2758628, 3448285, 5517256, 6896570, 13793140, 27586280]

約数ペア:

[(1, 27586280), (2, 13793140), (4, 6896570), (5, 5517256), (8, 3448285), (10, 2758628), (20, 1379314), (31, 889880), (40, 689657), (62, 444940), (124, 222470), (155, 177976), (248, 111235), (310, 88988), (620, 44494), (1240, 22247)]