8396860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1163}}^1$

素因数の和:1210

約数の個数: 36

約数和(自身を含む): 18626328

約数和(自身を除く): 10229468

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1163, 1444, 1805, 2326, 3610, 4652, 5815, 7220, 11630, 22097, 23260, 44194, 88388, 110485, 220970, 419843, 441940, 839686, 1679372, 2099215, 4198430, 8396860]

約数ペア:

[(1, 8396860), (2, 4198430), (4, 2099215), (5, 1679372), (10, 839686), (19, 441940), (20, 419843), (38, 220970), (76, 110485), (95, 88388), (190, 44194), (361, 23260), (380, 22097), (722, 11630), (1163, 7220), (1444, 5815), (1805, 4652), (2326, 3610)]