2533990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 4790016

約数和(自身を除く): 2256026

約数列:

[1, 2, 5, 10, 43, 71, 83, 86, 142, 166, 215, 355, 415, 430, 710, 830, 3053, 3569, 5893, 6106, 7138, 11786, 15265, 17845, 29465, 30530, 35690, 58930, 253399, 506798, 1266995, 2533990]

約数ペア:

[(1, 2533990), (2, 1266995), (5, 506798), (10, 253399), (43, 58930), (71, 35690), (83, 30530), (86, 29465), (142, 17845), (166, 15265), (215, 11786), (355, 7138), (415, 6106), (430, 5893), (710, 3569), (830, 3053)]