3175640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 7983360

約数和(自身を除く): 4807720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 197, 248, 260, 310, 394, 403, 520, 620, 788, 806, 985, 1240, 1576, 1612, 1970, 2015, 2561, 3224, 3940, 4030, 5122, 6107, 7880, 8060, 10244, 12214, 12805, 16120, 20488, 24428, 25610, 30535, 48856, 51220, 61070, 79391, 102440, 122140, 158782, 244280, 317564, 396955, 635128, 793910, 1587820, 3175640]

約数ペア:

[(1, 3175640), (2, 1587820), (4, 793910), (5, 635128), (8, 396955), (10, 317564), (13, 244280), (20, 158782), (26, 122140), (31, 102440), (40, 79391), (52, 61070), (62, 51220), (65, 48856), (104, 30535), (124, 25610), (130, 24428), (155, 20488), (197, 16120), (248, 12805), (260, 12214), (310, 10244), (394, 8060), (403, 7880), (520, 6107), (620, 5122), (788, 4030), (806, 3940), (985, 3224), (1240, 2561), (1576, 2015), (1612, 1970)]