244280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 570240

約数和(自身を除く): 325960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 197, 248, 310, 394, 620, 788, 985, 1240, 1576, 1970, 3940, 6107, 7880, 12214, 24428, 30535, 48856, 61070, 122140, 244280]

約数ペア:

[(1, 244280), (2, 122140), (4, 61070), (5, 48856), (8, 30535), (10, 24428), (20, 12214), (31, 7880), (40, 6107), (62, 3940), (124, 1970), (155, 1576), (197, 1240), (248, 985), (310, 788), (394, 620)]