2381020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 5443200

約数和(自身を除く): 3062180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 149, 170, 188, 235, 298, 340, 470, 596, 745, 799, 940, 1490, 1598, 2533, 2980, 3196, 3995, 5066, 7003, 7990, 10132, 12665, 14006, 15980, 25330, 28012, 35015, 50660, 70030, 119051, 140060, 238102, 476204, 595255, 1190510, 2381020]

約数ペア:

[(1, 2381020), (2, 1190510), (4, 595255), (5, 476204), (10, 238102), (17, 140060), (20, 119051), (34, 70030), (47, 50660), (68, 35015), (85, 28012), (94, 25330), (149, 15980), (170, 14006), (188, 12665), (235, 10132), (298, 7990), (340, 7003), (470, 5066), (596, 3995), (745, 3196), (799, 2980), (940, 2533), (1490, 1598)]