43994440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2213}}^1$

素因数の和:2302

約数の個数: 64

約数和(自身を含む): 114773760

約数和(自身を除く): 70779320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2213, 2485, 2840, 3976, 4426, 4970, 8852, 9940, 11065, 15491, 17704, 19880, 22130, 30982, 44260, 61964, 77455, 88520, 123928, 154910, 157123, 309820, 314246, 619640, 628492, 785615, 1099861, 1256984, 1571230, 2199722, 3142460, 4399444, 5499305, 6284920, 8798888, 10998610, 21997220, 43994440]

約数ペア:

[(1, 43994440), (2, 21997220), (4, 10998610), (5, 8798888), (7, 6284920), (8, 5499305), (10, 4399444), (14, 3142460), (20, 2199722), (28, 1571230), (35, 1256984), (40, 1099861), (56, 785615), (70, 628492), (71, 619640), (140, 314246), (142, 309820), (280, 157123), (284, 154910), (355, 123928), (497, 88520), (568, 77455), (710, 61964), (994, 44260), (1420, 30982), (1988, 22130), (2213, 19880), (2485, 17704), (2840, 15491), (3976, 11065), (4426, 9940), (4970, 8852)]