20439600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17033}}^1$

素因数の和:17054

約数の個数: 60

約数和(自身を含む): 65478696

約数和(自身を除く): 45039096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 17033, 34066, 51099, 68132, 85165, 102198, 136264, 170330, 204396, 255495, 272528, 340660, 408792, 425825, 510990, 681320, 817584, 851650, 1021980, 1277475, 1362640, 1703300, 2043960, 2554950, 3406600, 4087920, 5109900, 6813200, 10219800, 20439600]

約数ペア:

[(1, 20439600), (2, 10219800), (3, 6813200), (4, 5109900), (5, 4087920), (6, 3406600), (8, 2554950), (10, 2043960), (12, 1703300), (15, 1362640), (16, 1277475), (20, 1021980), (24, 851650), (25, 817584), (30, 681320), (40, 510990), (48, 425825), (50, 408792), (60, 340660), (75, 272528), (80, 255495), (100, 204396), (120, 170330), (150, 136264), (200, 102198), (240, 85165), (300, 68132), (400, 51099), (600, 34066), (1200, 17033)]