20408048386980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{554868091}}^1$

素因数の和:554868716

約数の個数: 48

約数和(自身を含む): 57235753425984

約数和(自身を除く): 36827705039004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 613, 1226, 1839, 2452, 3065, 3678, 6130, 7356, 9195, 12260, 18390, 36780, 554868091, 1109736182, 1664604273, 2219472364, 2774340455, 3329208546, 5548680910, 6658417092, 8323021365, 11097361820, 16646042730, 33292085460, 340134139783, 680268279566, 1020402419349, 1360536559132, 1700670698915, 2040804838698, 3401341397830, 4081609677396, 5102012096745, 6802682795660, 10204024193490, 20408048386980]

約数ペア:

[(1, 20408048386980), (2, 10204024193490), (3, 6802682795660), (4, 5102012096745), (5, 4081609677396), (6, 3401341397830), (10, 2040804838698), (12, 1700670698915), (15, 1360536559132), (20, 1020402419349), (30, 680268279566), (60, 340134139783), (613, 33292085460), (1226, 16646042730), (1839, 11097361820), (2452, 8323021365), (3065, 6658417092), (3678, 5548680910), (6130, 3329208546), (7356, 2774340455), (9195, 2219472364), (12260, 1664604273), (18390, 1109736182), (36780, 554868091)]