20367840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{42433}}^1$

素因数の和:42451

約数の個数: 48

約数和(自身を含む): 64160208

約数和(自身を除く): 43792368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 42433, 84866, 127299, 169732, 212165, 254598, 339464, 424330, 509196, 636495, 678928, 848660, 1018392, 1272990, 1357856, 1697320, 2036784, 2545980, 3394640, 4073568, 5091960, 6789280, 10183920, 20367840]

約数ペア:

[(1, 20367840), (2, 10183920), (3, 6789280), (4, 5091960), (5, 4073568), (6, 3394640), (8, 2545980), (10, 2036784), (12, 1697320), (15, 1357856), (16, 1272990), (20, 1018392), (24, 848660), (30, 678928), (32, 636495), (40, 509196), (48, 424330), (60, 339464), (80, 254598), (96, 212165), (120, 169732), (160, 127299), (240, 84866), (480, 42433)]