4749620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 10886400

約数和(自身を除く): 6136780

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 431, 551, 580, 862, 1102, 1724, 2155, 2204, 2755, 4310, 5510, 8189, 8620, 11020, 12499, 16378, 24998, 32756, 40945, 49996, 62495, 81890, 124990, 163780, 237481, 249980, 474962, 949924, 1187405, 2374810, 4749620]

約数ペア:

[(1, 4749620), (2, 2374810), (4, 1187405), (5, 949924), (10, 474962), (19, 249980), (20, 237481), (29, 163780), (38, 124990), (58, 81890), (76, 62495), (95, 49996), (116, 40945), (145, 32756), (190, 24998), (290, 16378), (380, 12499), (431, 11020), (551, 8620), (580, 8189), (862, 5510), (1102, 4310), (1724, 2755), (2155, 2204)]