520402520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{3803}}^1$

素因数の和:4136

約数の個数: 64

約数和(自身を含む): 1281795840

約数和(自身を除く): 761393320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 311, 440, 622, 1244, 1555, 2488, 3110, 3421, 3803, 6220, 6842, 7606, 12440, 13684, 15212, 17105, 19015, 27368, 30424, 34210, 38030, 41833, 68420, 76060, 83666, 136840, 152120, 167332, 209165, 334664, 418330, 836660, 1182733, 1673320, 2365466, 4730932, 5913665, 9461864, 11827330, 13010063, 23654660, 26020126, 47309320, 52040252, 65050315, 104080504, 130100630, 260201260, 520402520]

約数ペア:

[(1, 520402520), (2, 260201260), (4, 130100630), (5, 104080504), (8, 65050315), (10, 52040252), (11, 47309320), (20, 26020126), (22, 23654660), (40, 13010063), (44, 11827330), (55, 9461864), (88, 5913665), (110, 4730932), (220, 2365466), (311, 1673320), (440, 1182733), (622, 836660), (1244, 418330), (1555, 334664), (2488, 209165), (3110, 167332), (3421, 152120), (3803, 136840), (6220, 83666), (6842, 76060), (7606, 68420), (12440, 41833), (13684, 38030), (15212, 34210), (17105, 30424), (19015, 27368)]