16220290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 30792960

約数和(自身を除く): 14572670

約数列:

[1, 2, 5, 10, 23, 46, 109, 115, 218, 230, 545, 647, 1090, 1294, 2507, 3235, 5014, 6470, 12535, 14881, 25070, 29762, 70523, 74405, 141046, 148810, 352615, 705230, 1622029, 3244058, 8110145, 16220290]

約数ペア:

[(1, 16220290), (2, 8110145), (5, 3244058), (10, 1622029), (23, 705230), (46, 352615), (109, 148810), (115, 141046), (218, 74405), (230, 70523), (545, 29762), (647, 25070), (1090, 14881), (1294, 12535), (2507, 6470), (3235, 5014)]