26172680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21107}}^1$

素因数の和:21149

約数の個数: 32

約数和(自身を含む): 60791040

約数和(自身を除く): 34618360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21107, 42214, 84428, 105535, 168856, 211070, 422140, 654317, 844280, 1308634, 2617268, 3271585, 5234536, 6543170, 13086340, 26172680]

約数ペア:

[(1, 26172680), (2, 13086340), (4, 6543170), (5, 5234536), (8, 3271585), (10, 2617268), (20, 1308634), (31, 844280), (40, 654317), (62, 422140), (124, 211070), (155, 168856), (248, 105535), (310, 84428), (620, 42214), (1240, 21107)]