17928460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 23439860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 359, 454, 718, 908, 1135, 1436, 1795, 2270, 2497, 3590, 3949, 4540, 4994, 7180, 7898, 9988, 12485, 15796, 19745, 24970, 39490, 49940, 78980, 81493, 162986, 325972, 407465, 814930, 896423, 1629860, 1792846, 3585692, 4482115, 8964230, 17928460]

約数ペア:

[(1, 17928460), (2, 8964230), (4, 4482115), (5, 3585692), (10, 1792846), (11, 1629860), (20, 896423), (22, 814930), (44, 407465), (55, 325972), (110, 162986), (220, 81493), (227, 78980), (359, 49940), (454, 39490), (718, 24970), (908, 19745), (1135, 15796), (1436, 12485), (1795, 9988), (2270, 7898), (2497, 7180), (3590, 4994), (3949, 4540)]