26738920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51421}}^1$

素因数の和:51445

約数の個数: 32

約数和(自身を含む): 64791720

約数和(自身を除く): 38052800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 51421, 102842, 205684, 257105, 411368, 514210, 668473, 1028420, 1336946, 2056840, 2673892, 3342365, 5347784, 6684730, 13369460, 26738920]

約数ペア:

[(1, 26738920), (2, 13369460), (4, 6684730), (5, 5347784), (8, 3342365), (10, 2673892), (13, 2056840), (20, 1336946), (26, 1028420), (40, 668473), (52, 514210), (65, 411368), (104, 257105), (130, 205684), (260, 102842), (520, 51421)]