897490180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1367}}^1\times {\mathrm{1931}}^1$

素因数の和:3324

約数の個数: 48

約数和(自身を含む): 1998089856

約数和(自身を除く): 1100599676

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1367, 1931, 2734, 3862, 5468, 6835, 7724, 9655, 13670, 19310, 23239, 27340, 32827, 38620, 46478, 65654, 92956, 116195, 131308, 164135, 232390, 328270, 464780, 656540, 2639677, 5279354, 10558708, 13198385, 26396770, 44874509, 52793540, 89749018, 179498036, 224372545, 448745090, 897490180]

約数ペア:

[(1, 897490180), (2, 448745090), (4, 224372545), (5, 179498036), (10, 89749018), (17, 52793540), (20, 44874509), (34, 26396770), (68, 13198385), (85, 10558708), (170, 5279354), (340, 2639677), (1367, 656540), (1931, 464780), (2734, 328270), (3862, 232390), (5468, 164135), (6835, 131308), (7724, 116195), (9655, 92956), (13670, 65654), (19310, 46478), (23239, 38620), (27340, 32827)]