210910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:168

約数の個数: 32

約数和(自身を含む): 456192

約数和(自身を除く): 245282

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 131, 161, 230, 262, 322, 655, 805, 917, 1310, 1610, 1834, 3013, 4585, 6026, 9170, 15065, 21091, 30130, 42182, 105455, 210910]

約数ペア:

[(1, 210910), (2, 105455), (5, 42182), (7, 30130), (10, 21091), (14, 15065), (23, 9170), (35, 6026), (46, 4585), (70, 3013), (115, 1834), (131, 1610), (161, 1310), (230, 917), (262, 805), (322, 655)]