21602640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{90011}}^1$

素因数の和:90027

約数の個数: 40

約数和(自身を含む): 66968928

約数和(自身を除く): 45366288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 90011, 180022, 270033, 360044, 450055, 540066, 720088, 900110, 1080132, 1350165, 1440176, 1800220, 2160264, 2700330, 3600440, 4320528, 5400660, 7200880, 10801320, 21602640]

約数ペア:

[(1, 21602640), (2, 10801320), (3, 7200880), (4, 5400660), (5, 4320528), (6, 3600440), (8, 2700330), (10, 2160264), (12, 1800220), (15, 1440176), (16, 1350165), (20, 1080132), (24, 900110), (30, 720088), (40, 540066), (48, 450055), (60, 360044), (80, 270033), (120, 180022), (240, 90011)]