23150440

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1289}}^1$

素因数の和:1749

約数の個数: 32

約数和(自身を含む): 52245000

約数和(自身を除く): 29094560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1289, 1796, 2245, 2578, 3592, 4490, 5156, 6445, 8980, 10312, 12890, 17960, 25780, 51560, 578761, 1157522, 2315044, 2893805, 4630088, 5787610, 11575220, 23150440]

約数ペア:

[(1, 23150440), (2, 11575220), (4, 5787610), (5, 4630088), (8, 2893805), (10, 2315044), (20, 1157522), (40, 578761), (449, 51560), (898, 25780), (1289, 17960), (1796, 12890), (2245, 10312), (2578, 8980), (3592, 6445), (4490, 5156)]