2978960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1619}}^1$

素因数の和:1655

約数の個数: 40

約数和(自身を含む): 7231680

約数和(自身を除く): 4252720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1619, 1840, 3238, 6476, 8095, 12952, 16190, 25904, 32380, 37237, 64760, 74474, 129520, 148948, 186185, 297896, 372370, 595792, 744740, 1489480, 2978960]

約数ペア:

[(1, 2978960), (2, 1489480), (4, 744740), (5, 595792), (8, 372370), (10, 297896), (16, 186185), (20, 148948), (23, 129520), (40, 74474), (46, 64760), (80, 37237), (92, 32380), (115, 25904), (184, 16190), (230, 12952), (368, 8095), (460, 6476), (920, 3238), (1619, 1840)]