20366270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1213}}^1$

素因数の和:1316

約数の個数: 32

約数和(自身を含む): 38809152

約数和(自身を除く): 18442882

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1213, 1679, 2426, 3358, 6065, 8395, 12130, 16790, 27899, 55798, 88549, 139495, 177098, 278990, 442745, 885490, 2036627, 4073254, 10183135, 20366270]

約数ペア:

[(1, 20366270), (2, 10183135), (5, 4073254), (10, 2036627), (23, 885490), (46, 442745), (73, 278990), (115, 177098), (146, 139495), (230, 88549), (365, 55798), (730, 27899), (1213, 16790), (1679, 12130), (2426, 8395), (3358, 6065)]