16551420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{887}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 46545408

約数和(自身を除く): 29993988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 887, 933, 1244, 1555, 1774, 1866, 2661, 3110, 3548, 3732, 4435, 4665, 5322, 6220, 8870, 9330, 10644, 13305, 17740, 18660, 26610, 53220, 275857, 551714, 827571, 1103428, 1379285, 1655142, 2758570, 3310284, 4137855, 5517140, 8275710, 16551420]

約数ペア:

[(1, 16551420), (2, 8275710), (3, 5517140), (4, 4137855), (5, 3310284), (6, 2758570), (10, 1655142), (12, 1379285), (15, 1103428), (20, 827571), (30, 551714), (60, 275857), (311, 53220), (622, 26610), (887, 18660), (933, 17740), (1244, 13305), (1555, 10644), (1774, 9330), (1866, 8870), (2661, 6220), (3110, 5322), (3548, 4665), (3732, 4435)]