26813920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 73483200

約数和(自身を除く): 46669280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 89, 112, 140, 160, 178, 224, 269, 280, 356, 445, 538, 560, 623, 712, 890, 1076, 1120, 1246, 1345, 1424, 1780, 1883, 2152, 2492, 2690, 2848, 3115, 3560, 3766, 4304, 4984, 5380, 6230, 7120, 7532, 8608, 9415, 9968, 10760, 12460, 14240, 15064, 18830, 19936, 21520, 23941, 24920, 30128, 37660, 43040, 47882, 49840, 60256, 75320, 95764, 99680, 119705, 150640, 167587, 191528, 239410, 301280, 335174, 383056, 478820, 670348, 766112, 837935, 957640, 1340696, 1675870, 1915280, 2681392, 3351740, 3830560, 5362784, 6703480, 13406960, 26813920]

約数ペア:

[(1, 26813920), (2, 13406960), (4, 6703480), (5, 5362784), (7, 3830560), (8, 3351740), (10, 2681392), (14, 1915280), (16, 1675870), (20, 1340696), (28, 957640), (32, 837935), (35, 766112), (40, 670348), (56, 478820), (70, 383056), (80, 335174), (89, 301280), (112, 239410), (140, 191528), (160, 167587), (178, 150640), (224, 119705), (269, 99680), (280, 95764), (356, 75320), (445, 60256), (538, 49840), (560, 47882), (623, 43040), (712, 37660), (890, 30128), (1076, 24920), (1120, 23941), (1246, 21520), (1345, 19936), (1424, 18830), (1780, 15064), (1883, 14240), (2152, 12460), (2492, 10760), (2690, 9968), (2848, 9415), (3115, 8608), (3560, 7532), (3766, 7120), (4304, 6230), (4984, 5380)]