19415580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2143}}^1$

素因数の和:2306

約数の個数: 48

約数和(自身を含む): 54749184

約数和(自身を除く): 35333604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 151, 302, 453, 604, 755, 906, 1510, 1812, 2143, 2265, 3020, 4286, 4530, 6429, 8572, 9060, 10715, 12858, 21430, 25716, 32145, 42860, 64290, 128580, 323593, 647186, 970779, 1294372, 1617965, 1941558, 3235930, 3883116, 4853895, 6471860, 9707790, 19415580]

約数ペア:

[(1, 19415580), (2, 9707790), (3, 6471860), (4, 4853895), (5, 3883116), (6, 3235930), (10, 1941558), (12, 1617965), (15, 1294372), (20, 970779), (30, 647186), (60, 323593), (151, 128580), (302, 64290), (453, 42860), (604, 32145), (755, 25716), (906, 21430), (1510, 12858), (1812, 10715), (2143, 9060), (2265, 8572), (3020, 6429), (4286, 4530)]