20470020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1097}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 57552768

約数和(自身を除く): 37082748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 933, 1097, 1244, 1555, 1866, 2194, 3110, 3291, 3732, 4388, 4665, 5485, 6220, 6582, 9330, 10970, 13164, 16455, 18660, 21940, 32910, 65820, 341167, 682334, 1023501, 1364668, 1705835, 2047002, 3411670, 4094004, 5117505, 6823340, 10235010, 20470020]

約数ペア:

[(1, 20470020), (2, 10235010), (3, 6823340), (4, 5117505), (5, 4094004), (6, 3411670), (10, 2047002), (12, 1705835), (15, 1364668), (20, 1023501), (30, 682334), (60, 341167), (311, 65820), (622, 32910), (933, 21940), (1097, 18660), (1244, 16455), (1555, 13164), (1866, 10970), (2194, 9330), (3110, 6582), (3291, 6220), (3732, 5485), (4388, 4665)]