208658510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{6857}}^1$

素因数の和:7060

約数の個数: 32

約数和(自身を含む): 399958560

約数和(自身を除く): 191300050

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 179, 358, 895, 1790, 3043, 6086, 6857, 13714, 15215, 30430, 34285, 68570, 116569, 233138, 582845, 1165690, 1227403, 2454806, 6137015, 12274030, 20865851, 41731702, 104329255, 208658510]

約数ペア:

[(1, 208658510), (2, 104329255), (5, 41731702), (10, 20865851), (17, 12274030), (34, 6137015), (85, 2454806), (170, 1227403), (179, 1165690), (358, 582845), (895, 233138), (1790, 116569), (3043, 68570), (6086, 34285), (6857, 30430), (13714, 15215)]