201051220

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{12613}}^1$

素因数の和:13419

約数の個数: 24

約数和(自身を含む): 422770824

約数和(自身を除く): 221719604

約数列:

[1, 2, 4, 5, 10, 20, 797, 1594, 3188, 3985, 7970, 12613, 15940, 25226, 50452, 63065, 126130, 252260, 10052561, 20105122, 40210244, 50262805, 100525610, 201051220]

約数ペア:

[(1, 201051220), (2, 100525610), (4, 50262805), (5, 40210244), (10, 20105122), (20, 10052561), (797, 252260), (1594, 126130), (3188, 63065), (3985, 50452), (7970, 25226), (12613, 15940)]