56384440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{577}}^1$

素因数の和:944

約数の個数: 64

約数和(自身を含む): 145656000

約数和(自身を除く): 89271560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 349, 577, 698, 1154, 1396, 1745, 2308, 2443, 2792, 2885, 3490, 4039, 4616, 4886, 5770, 6980, 8078, 9772, 11540, 12215, 13960, 16156, 19544, 20195, 23080, 24430, 32312, 40390, 48860, 80780, 97720, 161560, 201373, 402746, 805492, 1006865, 1409611, 1610984, 2013730, 2819222, 4027460, 5638444, 7048055, 8054920, 11276888, 14096110, 28192220, 56384440]

約数ペア:

[(1, 56384440), (2, 28192220), (4, 14096110), (5, 11276888), (7, 8054920), (8, 7048055), (10, 5638444), (14, 4027460), (20, 2819222), (28, 2013730), (35, 1610984), (40, 1409611), (56, 1006865), (70, 805492), (140, 402746), (280, 201373), (349, 161560), (577, 97720), (698, 80780), (1154, 48860), (1396, 40390), (1745, 32312), (2308, 24430), (2443, 23080), (2792, 20195), (2885, 19544), (3490, 16156), (4039, 13960), (4616, 12215), (4886, 11540), (5770, 9772), (6980, 8078)]