20086778040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23912831}}^1$

素因数の和:23912852

約数の個数: 64

約数和(自身を含む): 68868956160

約数和(自身を除く): 48782178120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 23912831, 47825662, 71738493, 95651324, 119564155, 143476986, 167389817, 191302648, 239128310, 286953972, 334779634, 358692465, 478256620, 502169451, 573907944, 669559268, 717384930, 836949085, 956513240, 1004338902, 1339118536, 1434769860, 1673898170, 2008677804, 2510847255, 2869539720, 3347796340, 4017355608, 5021694510, 6695592680, 10043389020, 20086778040]

約数ペア:

[(1, 20086778040), (2, 10043389020), (3, 6695592680), (4, 5021694510), (5, 4017355608), (6, 3347796340), (7, 2869539720), (8, 2510847255), (10, 2008677804), (12, 1673898170), (14, 1434769860), (15, 1339118536), (20, 1004338902), (21, 956513240), (24, 836949085), (28, 717384930), (30, 669559268), (35, 573907944), (40, 502169451), (42, 478256620), (56, 358692465), (60, 334779634), (70, 286953972), (84, 239128310), (105, 191302648), (120, 167389817), (140, 143476986), (168, 119564155), (210, 95651324), (280, 71738493), (420, 47825662), (840, 23912831)]