245996080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{279541}}^1$

素因数の和:279565

約数の個数: 40

約数和(自身を含む): 623937744

約数和(自身を除く): 377941664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 279541, 559082, 1118164, 1397705, 2236328, 2795410, 3074951, 4472656, 5590820, 6149902, 11181640, 12299804, 15374755, 22363280, 24599608, 30749510, 49199216, 61499020, 122998040, 245996080]

約数ペア:

[(1, 245996080), (2, 122998040), (4, 61499020), (5, 49199216), (8, 30749510), (10, 24599608), (11, 22363280), (16, 15374755), (20, 12299804), (22, 11181640), (40, 6149902), (44, 5590820), (55, 4472656), (80, 3074951), (88, 2795410), (110, 2236328), (176, 1397705), (220, 1118164), (440, 559082), (880, 279541)]