28744620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28181}}^1$

素因数の和:28210

約数の個数: 48

約数和(自身を含む): 85222368

約数和(自身を除く): 56477748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 28181, 56362, 84543, 112724, 140905, 169086, 281810, 338172, 422715, 479077, 563620, 845430, 958154, 1437231, 1690860, 1916308, 2395385, 2874462, 4790770, 5748924, 7186155, 9581540, 14372310, 28744620]

約数ペア:

[(1, 28744620), (2, 14372310), (3, 9581540), (4, 7186155), (5, 5748924), (6, 4790770), (10, 2874462), (12, 2395385), (15, 1916308), (17, 1690860), (20, 1437231), (30, 958154), (34, 845430), (51, 563620), (60, 479077), (68, 422715), (85, 338172), (102, 281810), (170, 169086), (204, 140905), (255, 112724), (340, 84543), (510, 56362), (1020, 28181)]