20254230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{719}}^1$

素因数の和:1045

約数の個数: 48

約数和(自身を含む): 52902720

約数和(自身を除く): 32648490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 313, 626, 719, 939, 1438, 1565, 1878, 2157, 2817, 3130, 3595, 4314, 4695, 5634, 6471, 7190, 9390, 10785, 12942, 14085, 21570, 28170, 32355, 64710, 225047, 450094, 675141, 1125235, 1350282, 2025423, 2250470, 3375705, 4050846, 6751410, 10127115, 20254230]

約数ペア:

[(1, 20254230), (2, 10127115), (3, 6751410), (5, 4050846), (6, 3375705), (9, 2250470), (10, 2025423), (15, 1350282), (18, 1125235), (30, 675141), (45, 450094), (90, 225047), (313, 64710), (626, 32355), (719, 28170), (939, 21570), (1438, 14085), (1565, 12942), (1878, 10785), (2157, 9390), (2817, 7190), (3130, 6471), (3595, 5634), (4314, 4695)]