109551460

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 234118080

約数和(自身を除く): 124566620

約数列:

[1, 2, 4, 5, 10, 20, 139, 157, 251, 278, 314, 502, 556, 628, 695, 785, 1004, 1255, 1390, 1570, 2510, 2780, 3140, 5020, 21823, 34889, 39407, 43646, 69778, 78814, 87292, 109115, 139556, 157628, 174445, 197035, 218230, 348890, 394070, 436460, 697780, 788140, 5477573, 10955146, 21910292, 27387865, 54775730, 109551460]

約数ペア:

[(1, 109551460), (2, 54775730), (4, 27387865), (5, 21910292), (10, 10955146), (20, 5477573), (139, 788140), (157, 697780), (251, 436460), (278, 394070), (314, 348890), (502, 218230), (556, 197035), (628, 174445), (695, 157628), (785, 139556), (1004, 109115), (1255, 87292), (1390, 78814), (1570, 69778), (2510, 43646), (2780, 39407), (3140, 34889), (5020, 21823)]