27726920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:846

約数の個数: 64

約数和(自身を含む): 68221440

約数和(自身を除く): 40494520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 751, 923, 1420, 1502, 1846, 2840, 3004, 3692, 3755, 4615, 6008, 7384, 7510, 9230, 9763, 15020, 18460, 19526, 30040, 36920, 39052, 48815, 53321, 78104, 97630, 106642, 195260, 213284, 266605, 390520, 426568, 533210, 693173, 1066420, 1386346, 2132840, 2772692, 3465865, 5545384, 6931730, 13863460, 27726920]

約数ペア:

[(1, 27726920), (2, 13863460), (4, 6931730), (5, 5545384), (8, 3465865), (10, 2772692), (13, 2132840), (20, 1386346), (26, 1066420), (40, 693173), (52, 533210), (65, 426568), (71, 390520), (104, 266605), (130, 213284), (142, 195260), (260, 106642), (284, 97630), (355, 78104), (520, 53321), (568, 48815), (710, 39052), (751, 36920), (923, 30040), (1420, 19526), (1502, 18460), (1846, 15020), (2840, 9763), (3004, 9230), (3692, 7510), (3755, 7384), (4615, 6008)]