28740410

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1117}}^1$

素因数の和:1238

約数の個数: 32

約数和(自身を含む): 54093312

約数和(自身を除く): 25352902

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 830, 1117, 2234, 2573, 5146, 5585, 11170, 12865, 25730, 34627, 69254, 92711, 173135, 185422, 346270, 463555, 927110, 2874041, 5748082, 14370205, 28740410]

約数ペア:

[(1, 28740410), (2, 14370205), (5, 5748082), (10, 2874041), (31, 927110), (62, 463555), (83, 346270), (155, 185422), (166, 173135), (310, 92711), (415, 69254), (830, 34627), (1117, 25730), (2234, 12865), (2573, 11170), (5146, 5585)]