27818240

素因数分解:

$2^8\times 5^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 67599168

約数和(自身を除く): 39780928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 211, 256, 320, 412, 422, 515, 640, 824, 844, 1030, 1055, 1280, 1648, 1688, 2060, 2110, 3296, 3376, 4120, 4220, 6592, 6752, 8240, 8440, 13184, 13504, 16480, 16880, 21733, 26368, 27008, 32960, 33760, 43466, 54016, 65920, 67520, 86932, 108665, 131840, 135040, 173864, 217330, 270080, 347728, 434660, 695456, 869320, 1390912, 1738640, 2781824, 3477280, 5563648, 6954560, 13909120, 27818240]

約数ペア:

[(1, 27818240), (2, 13909120), (4, 6954560), (5, 5563648), (8, 3477280), (10, 2781824), (16, 1738640), (20, 1390912), (32, 869320), (40, 695456), (64, 434660), (80, 347728), (103, 270080), (128, 217330), (160, 173864), (206, 135040), (211, 131840), (256, 108665), (320, 86932), (412, 67520), (422, 65920), (515, 54016), (640, 43466), (824, 33760), (844, 32960), (1030, 27008), (1055, 26368), (1280, 21733), (1648, 16880), (1688, 16480), (2060, 13504), (2110, 13184), (3296, 8440), (3376, 8240), (4120, 6752), (4220, 6592)]