31880630

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 59228928

約数和(自身を除く): 27348298

約数列:

[1, 2, 5, 10, 43, 86, 151, 215, 302, 430, 491, 755, 982, 1510, 2455, 4910, 6493, 12986, 21113, 32465, 42226, 64930, 74141, 105565, 148282, 211130, 370705, 741410, 3188063, 6376126, 15940315, 31880630]

約数ペア:

[(1, 31880630), (2, 15940315), (5, 6376126), (10, 3188063), (43, 741410), (86, 370705), (151, 211130), (215, 148282), (302, 105565), (430, 74141), (491, 64930), (755, 42226), (982, 32465), (1510, 21113), (2455, 12986), (4910, 6493)]