12303980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 28600320

約数和(自身を除く): 16296340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1279, 1924, 2405, 2558, 4810, 5116, 6395, 9620, 12790, 16627, 25580, 33254, 47323, 66508, 83135, 94646, 166270, 189292, 236615, 332540, 473230, 615199, 946460, 1230398, 2460796, 3075995, 6151990, 12303980]

約数ペア:

[(1, 12303980), (2, 6151990), (4, 3075995), (5, 2460796), (10, 1230398), (13, 946460), (20, 615199), (26, 473230), (37, 332540), (52, 236615), (65, 189292), (74, 166270), (130, 94646), (148, 83135), (185, 66508), (260, 47323), (370, 33254), (481, 25580), (740, 16627), (962, 12790), (1279, 9620), (1924, 6395), (2405, 5116), (2558, 4810)]