27713920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3331}}^1$

素因数の和:3363

約数の個数: 64

約数和(自身を含む): 71371440

約数和(自身を除く): 43657520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 3331, 4160, 6662, 8320, 13324, 16655, 26648, 33310, 43303, 53296, 66620, 86606, 106592, 133240, 173212, 213184, 216515, 266480, 346424, 426368, 433030, 532960, 692848, 866060, 1065920, 1385696, 1732120, 2131840, 2771392, 3464240, 5542784, 6928480, 13856960, 27713920]

約数ペア:

[(1, 27713920), (2, 13856960), (4, 6928480), (5, 5542784), (8, 3464240), (10, 2771392), (13, 2131840), (16, 1732120), (20, 1385696), (26, 1065920), (32, 866060), (40, 692848), (52, 532960), (64, 433030), (65, 426368), (80, 346424), (104, 266480), (128, 216515), (130, 213184), (160, 173212), (208, 133240), (260, 106592), (320, 86606), (416, 66620), (520, 53296), (640, 43303), (832, 33310), (1040, 26648), (1664, 16655), (2080, 13324), (3331, 8320), (4160, 6662)]