2010078215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{23911}}^1$

素因数の和:23999

約数の個数: 32

約数和(自身を含む): 2727115776

約数和(自身を除く): 717037561

約数列:

[1, 5, 17, 23, 43, 85, 115, 215, 391, 731, 989, 1955, 3655, 4945, 16813, 23911, 84065, 119555, 406487, 549953, 1028173, 2032435, 2749765, 5140865, 9349201, 17478941, 23647979, 46746005, 87394705, 118239895, 402015643, 2010078215]

約数ペア:

[(1, 2010078215), (5, 402015643), (17, 118239895), (23, 87394705), (43, 46746005), (85, 23647979), (115, 17478941), (215, 9349201), (391, 5140865), (731, 2749765), (989, 2032435), (1955, 1028173), (3655, 549953), (4945, 406487), (16813, 119555), (23911, 84065)]