17974980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{33287}}^1$

素因数の和:33305

約数の個数: 48

約数和(自身を含む): 55923840

約数和(自身を除く): 37948860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 33287, 66574, 99861, 133148, 166435, 199722, 299583, 332870, 399444, 499305, 599166, 665740, 898749, 998610, 1198332, 1497915, 1797498, 1997220, 2995830, 3594996, 4493745, 5991660, 8987490, 17974980]

約数ペア:

[(1, 17974980), (2, 8987490), (3, 5991660), (4, 4493745), (5, 3594996), (6, 2995830), (9, 1997220), (10, 1797498), (12, 1497915), (15, 1198332), (18, 998610), (20, 898749), (27, 665740), (30, 599166), (36, 499305), (45, 399444), (54, 332870), (60, 299583), (90, 199722), (108, 166435), (135, 133148), (180, 99861), (270, 66574), (540, 33287)]