12302720

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 30110400

約数和(自身を除く): 17807680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 409, 470, 640, 752, 818, 940, 1504, 1636, 1880, 2045, 3008, 3272, 3760, 4090, 6016, 6544, 7520, 8180, 13088, 15040, 16360, 19223, 26176, 30080, 32720, 38446, 52352, 65440, 76892, 96115, 130880, 153784, 192230, 261760, 307568, 384460, 615136, 768920, 1230272, 1537840, 2460544, 3075680, 6151360, 12302720]

約数ペア:

[(1, 12302720), (2, 6151360), (4, 3075680), (5, 2460544), (8, 1537840), (10, 1230272), (16, 768920), (20, 615136), (32, 384460), (40, 307568), (47, 261760), (64, 192230), (80, 153784), (94, 130880), (128, 96115), (160, 76892), (188, 65440), (235, 52352), (320, 38446), (376, 32720), (409, 30080), (470, 26176), (640, 19223), (752, 16360), (818, 15040), (940, 13088), (1504, 8180), (1636, 7520), (1880, 6544), (2045, 6016), (3008, 4090), (3272, 3760)]