1695120080

素因数分解:

$2^4\times 5^1\times {\mathrm{2339}}^1\times {\mathrm{9059}}^1$

素因数の和:11411

約数の個数: 40

約数和(自身を含む): 3943274400

約数和(自身を除く): 2248154320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2339, 4678, 9059, 9356, 11695, 18118, 18712, 23390, 36236, 37424, 45295, 46780, 72472, 90590, 93560, 144944, 181180, 187120, 362360, 724720, 21189001, 42378002, 84756004, 105945005, 169512008, 211890010, 339024016, 423780020, 847560040, 1695120080]

約数ペア:

[(1, 1695120080), (2, 847560040), (4, 423780020), (5, 339024016), (8, 211890010), (10, 169512008), (16, 105945005), (20, 84756004), (40, 42378002), (80, 21189001), (2339, 724720), (4678, 362360), (9059, 187120), (9356, 181180), (11695, 144944), (18118, 93560), (18712, 90590), (23390, 72472), (36236, 46780), (37424, 45295)]