856672170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{320851}}^1$

素因数の和:320950

約数の個数: 32

約数和(自身を含む): 2079120960

約数和(自身を除く): 1222448790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 320851, 641702, 962553, 1604255, 1925106, 3208510, 4812765, 9625530, 28555739, 57111478, 85667217, 142778695, 171334434, 285557390, 428336085, 856672170]

約数ペア:

[(1, 856672170), (2, 428336085), (3, 285557390), (5, 171334434), (6, 142778695), (10, 85667217), (15, 57111478), (30, 28555739), (89, 9625530), (178, 4812765), (267, 3208510), (445, 1925106), (534, 1604255), (890, 962553), (1335, 641702), (2670, 320851)]