20049990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2281}}^1$

素因数の和:2584

約数の個数: 32

約数和(自身を含む): 48305376

約数和(自身を除く): 28255386

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 293, 586, 879, 1465, 1758, 2281, 2930, 4395, 4562, 6843, 8790, 11405, 13686, 22810, 34215, 68430, 668333, 1336666, 2004999, 3341665, 4009998, 6683330, 10024995, 20049990]

約数ペア:

[(1, 20049990), (2, 10024995), (3, 6683330), (5, 4009998), (6, 3341665), (10, 2004999), (15, 1336666), (30, 668333), (293, 68430), (586, 34215), (879, 22810), (1465, 13686), (1758, 11405), (2281, 8790), (2930, 6843), (4395, 4562)]