20242480

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{631}}^1$

素因数の和:1045

約数の個数: 40

約数和(自身を含む): 47255904

約数和(自身を除く): 27013424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 631, 802, 1262, 1604, 2005, 2524, 3155, 3208, 4010, 5048, 6310, 6416, 8020, 10096, 12620, 16040, 25240, 32080, 50480, 253031, 506062, 1012124, 1265155, 2024248, 2530310, 4048496, 5060620, 10121240, 20242480]

約数ペア:

[(1, 20242480), (2, 10121240), (4, 5060620), (5, 4048496), (8, 2530310), (10, 2024248), (16, 1265155), (20, 1012124), (40, 506062), (80, 253031), (401, 50480), (631, 32080), (802, 25240), (1262, 16040), (1604, 12620), (2005, 10096), (2524, 8020), (3155, 6416), (3208, 6310), (4010, 5048)]