228657040

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{77249}}^1$

素因数の和:77299

約数の個数: 40

約数和(自身を含む): 546003000

約数和(自身を除く): 317345960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 77249, 154498, 308996, 386245, 617992, 772490, 1235984, 1544980, 2858213, 3089960, 5716426, 6179920, 11432852, 14291065, 22865704, 28582130, 45731408, 57164260, 114328520, 228657040]

約数ペア:

[(1, 228657040), (2, 114328520), (4, 57164260), (5, 45731408), (8, 28582130), (10, 22865704), (16, 14291065), (20, 11432852), (37, 6179920), (40, 5716426), (74, 3089960), (80, 2858213), (148, 1544980), (185, 1235984), (296, 772490), (370, 617992), (592, 386245), (740, 308996), (1480, 154498), (2960, 77249)]