31240660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{673}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 72015552

約数和(自身を除く): 40774892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 673, 844, 1055, 1346, 2110, 2321, 2692, 3365, 4220, 4642, 6730, 7403, 9284, 11605, 13460, 14806, 23210, 29612, 37015, 46420, 74030, 142003, 148060, 284006, 568012, 710015, 1420030, 1562033, 2840060, 3124066, 6248132, 7810165, 15620330, 31240660]

約数ペア:

[(1, 31240660), (2, 15620330), (4, 7810165), (5, 6248132), (10, 3124066), (11, 2840060), (20, 1562033), (22, 1420030), (44, 710015), (55, 568012), (110, 284006), (211, 148060), (220, 142003), (422, 74030), (673, 46420), (844, 37015), (1055, 29612), (1346, 23210), (2110, 14806), (2321, 13460), (2692, 11605), (3365, 9284), (4220, 7403), (4642, 6730)]