40597940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 87744384

約数和(自身を除く): 47146444

約数列:

[1, 2, 4, 5, 10, 20, 61, 107, 122, 214, 244, 305, 311, 428, 535, 610, 622, 1070, 1220, 1244, 1555, 2140, 3110, 6220, 6527, 13054, 18971, 26108, 32635, 33277, 37942, 65270, 66554, 75884, 94855, 130540, 133108, 166385, 189710, 332770, 379420, 665540, 2029897, 4059794, 8119588, 10149485, 20298970, 40597940]

約数ペア:

[(1, 40597940), (2, 20298970), (4, 10149485), (5, 8119588), (10, 4059794), (20, 2029897), (61, 665540), (107, 379420), (122, 332770), (214, 189710), (244, 166385), (305, 133108), (311, 130540), (428, 94855), (535, 75884), (610, 66554), (622, 65270), (1070, 37942), (1220, 33277), (1244, 32635), (1555, 26108), (2140, 18971), (3110, 13054), (6220, 6527)]