28958030

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 54362880

約数和(自身を除く): 25404850

約数列:

[1, 2, 5, 10, 31, 62, 109, 155, 218, 310, 545, 857, 1090, 1714, 3379, 4285, 6758, 8570, 16895, 26567, 33790, 53134, 93413, 132835, 186826, 265670, 467065, 934130, 2895803, 5791606, 14479015, 28958030]

約数ペア:

[(1, 28958030), (2, 14479015), (5, 5791606), (10, 2895803), (31, 934130), (62, 467065), (109, 265670), (155, 186826), (218, 132835), (310, 93413), (545, 53134), (857, 33790), (1090, 26567), (1714, 16895), (3379, 8570), (4285, 6758)]