1215696080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{214031}}^1$

素因数の和:214115

約数の個数: 40

約数和(自身を含む): 2866316544

約数和(自身を除く): 1650620464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 214031, 428062, 856124, 1070155, 1712248, 2140310, 3424496, 4280620, 8561240, 15196201, 17122480, 30392402, 60784804, 75981005, 121569608, 151962010, 243139216, 303924020, 607848040, 1215696080]

約数ペア:

[(1, 1215696080), (2, 607848040), (4, 303924020), (5, 243139216), (8, 151962010), (10, 121569608), (16, 75981005), (20, 60784804), (40, 30392402), (71, 17122480), (80, 15196201), (142, 8561240), (284, 4280620), (355, 3424496), (568, 2140310), (710, 1712248), (1136, 1070155), (1420, 856124), (2840, 428062), (5680, 214031)]