215528630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{10529}}^1$

素因数の和:10648

約数の個数: 32

約数和(自身を含む): 409406400

約数和(自身を除く): 193877770

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 10235, 10529, 20470, 21058, 52645, 105290, 242167, 484334, 937081, 1210835, 1874162, 2421670, 4685405, 9370810, 21552863, 43105726, 107764315, 215528630]

約数ペア:

[(1, 215528630), (2, 107764315), (5, 43105726), (10, 21552863), (23, 9370810), (46, 4685405), (89, 2421670), (115, 1874162), (178, 1210835), (230, 937081), (445, 484334), (890, 242167), (2047, 105290), (4094, 52645), (10235, 21058), (10529, 20470)]