22103960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9059}}^1$

素因数の和:9131

約数の個数: 32

約数和(自身を含む): 50554800

約数和(自身を除く): 28450840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 9059, 18118, 36236, 45295, 72472, 90590, 181180, 362360, 552599, 1105198, 2210396, 2762995, 4420792, 5525990, 11051980, 22103960]

約数ペア:

[(1, 22103960), (2, 11051980), (4, 5525990), (5, 4420792), (8, 2762995), (10, 2210396), (20, 1105198), (40, 552599), (61, 362360), (122, 181180), (244, 90590), (305, 72472), (488, 45295), (610, 36236), (1220, 18118), (2440, 9059)]