20536920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57047}}^1$

素因数の和:57064

約数の個数: 48

約数和(自身を含む): 66746160

約数和(自身を除く): 46209240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57047, 114094, 171141, 228188, 285235, 342282, 456376, 513423, 570470, 684564, 855705, 1026846, 1140940, 1369128, 1711410, 2053692, 2281880, 2567115, 3422820, 4107384, 5134230, 6845640, 10268460, 20536920]

約数ペア:

[(1, 20536920), (2, 10268460), (3, 6845640), (4, 5134230), (5, 4107384), (6, 3422820), (8, 2567115), (9, 2281880), (10, 2053692), (12, 1711410), (15, 1369128), (18, 1140940), (20, 1026846), (24, 855705), (30, 684564), (36, 570470), (40, 513423), (45, 456376), (60, 342282), (72, 285235), (90, 228188), (120, 171141), (180, 114094), (360, 57047)]