2903120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3299}}^1$

素因数の和:3323

約数の個数: 40

約数和(自身を含む): 7365600

約数和(自身を除く): 4462480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3299, 6598, 13196, 16495, 26392, 32990, 36289, 52784, 65980, 72578, 131960, 145156, 181445, 263920, 290312, 362890, 580624, 725780, 1451560, 2903120]

約数ペア:

[(1, 2903120), (2, 1451560), (4, 725780), (5, 580624), (8, 362890), (10, 290312), (11, 263920), (16, 181445), (20, 145156), (22, 131960), (40, 72578), (44, 65980), (55, 52784), (80, 36289), (88, 32990), (110, 26392), (176, 16495), (220, 13196), (440, 6598), (880, 3299)]