210847240

素因数分解:

$2^3\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{4289}}^1$

素因数の和:5529

約数の個数: 32

約数和(自身を含む): 474903000

約数和(自身を除く): 264055760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1229, 2458, 4289, 4916, 6145, 8578, 9832, 12290, 17156, 21445, 24580, 34312, 42890, 49160, 85780, 171560, 5271181, 10542362, 21084724, 26355905, 42169448, 52711810, 105423620, 210847240]

約数ペア:

[(1, 210847240), (2, 105423620), (4, 52711810), (5, 42169448), (8, 26355905), (10, 21084724), (20, 10542362), (40, 5271181), (1229, 171560), (2458, 85780), (4289, 49160), (4916, 42890), (6145, 34312), (8578, 24580), (9832, 21445), (12290, 17156)]