48880940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 105840000

約数和(自身を除く): 56959060

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 149, 188, 235, 298, 349, 470, 596, 698, 745, 940, 1396, 1490, 1745, 2980, 3490, 6980, 7003, 14006, 16403, 28012, 32806, 35015, 52001, 65612, 70030, 82015, 104002, 140060, 164030, 208004, 260005, 328060, 520010, 1040020, 2444047, 4888094, 9776188, 12220235, 24440470, 48880940]

約数ペア:

[(1, 48880940), (2, 24440470), (4, 12220235), (5, 9776188), (10, 4888094), (20, 2444047), (47, 1040020), (94, 520010), (149, 328060), (188, 260005), (235, 208004), (298, 164030), (349, 140060), (470, 104002), (596, 82015), (698, 70030), (745, 65612), (940, 52001), (1396, 35015), (1490, 32806), (1745, 28012), (2980, 16403), (3490, 14006), (6980, 7003)]