8378620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 19625760

約数和(自身を除く): 11247140

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1297, 1615, 2594, 3230, 5188, 6460, 6485, 12970, 22049, 24643, 25940, 44098, 49286, 88196, 98572, 110245, 123215, 220490, 246430, 418931, 440980, 492860, 837862, 1675724, 2094655, 4189310, 8378620]

約数ペア:

[(1, 8378620), (2, 4189310), (4, 2094655), (5, 1675724), (10, 837862), (17, 492860), (19, 440980), (20, 418931), (34, 246430), (38, 220490), (68, 123215), (76, 110245), (85, 98572), (95, 88196), (170, 49286), (190, 44098), (323, 25940), (340, 24643), (380, 22049), (646, 12970), (1292, 6485), (1297, 6460), (1615, 5188), (2594, 3230)]