20265540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{337759}}^1$

素因数の和:337771

約数の個数: 24

約数和(自身を含む): 56743680

約数和(自身を除く): 36478140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 337759, 675518, 1013277, 1351036, 1688795, 2026554, 3377590, 4053108, 5066385, 6755180, 10132770, 20265540]

約数ペア:

[(1, 20265540), (2, 10132770), (3, 6755180), (4, 5066385), (5, 4053108), (6, 3377590), (10, 2026554), (12, 1688795), (15, 1351036), (20, 1013277), (30, 675518), (60, 337759)]