2255840

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 5570208

約数和(自身を除く): 3314368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 613, 736, 920, 1226, 1840, 2452, 3065, 3680, 4904, 6130, 9808, 12260, 14099, 19616, 24520, 28198, 49040, 56396, 70495, 98080, 112792, 140990, 225584, 281980, 451168, 563960, 1127920, 2255840]

約数ペア:

[(1, 2255840), (2, 1127920), (4, 563960), (5, 451168), (8, 281980), (10, 225584), (16, 140990), (20, 112792), (23, 98080), (32, 70495), (40, 56396), (46, 49040), (80, 28198), (92, 24520), (115, 19616), (160, 14099), (184, 12260), (230, 9808), (368, 6130), (460, 4904), (613, 3680), (736, 3065), (920, 2452), (1226, 1840)]