210007960

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{58991}}^1$

素因数の和:59091

約数の個数: 32

約数和(自身を含む): 477835200

約数和(自身を除く): 267827240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 58991, 117982, 235964, 294955, 471928, 589910, 1179820, 2359640, 5250199, 10500398, 21000796, 26250995, 42001592, 52501990, 105003980, 210007960]

約数ペア:

[(1, 210007960), (2, 105003980), (4, 52501990), (5, 42001592), (8, 26250995), (10, 21000796), (20, 10500398), (40, 5250199), (89, 2359640), (178, 1179820), (356, 589910), (445, 471928), (712, 294955), (890, 235964), (1780, 117982), (3560, 58991)]