384921520

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{21011}}^1$

素因数の和:21253

約数の個数: 40

約数和(自身を含む): 898893360

約数和(自身を除く): 513971840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 9160, 18320, 21011, 42022, 84044, 105055, 168088, 210110, 336176, 420220, 840440, 1680880, 4811519, 9623038, 19246076, 24057595, 38492152, 48115190, 76984304, 96230380, 192460760, 384921520]

約数ペア:

[(1, 384921520), (2, 192460760), (4, 96230380), (5, 76984304), (8, 48115190), (10, 38492152), (16, 24057595), (20, 19246076), (40, 9623038), (80, 4811519), (229, 1680880), (458, 840440), (916, 420220), (1145, 336176), (1832, 210110), (2290, 168088), (3664, 105055), (4580, 84044), (9160, 42022), (18320, 21011)]