13990260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{541}}^1$

素因数の和:984

約数の個数: 48

約数和(自身を含む): 39336192

約数和(自身を除く): 25345932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 431, 541, 862, 1082, 1293, 1623, 1724, 2155, 2164, 2586, 2705, 3246, 4310, 5172, 5410, 6465, 6492, 8115, 8620, 10820, 12930, 16230, 25860, 32460, 233171, 466342, 699513, 932684, 1165855, 1399026, 2331710, 2798052, 3497565, 4663420, 6995130, 13990260]

約数ペア:

[(1, 13990260), (2, 6995130), (3, 4663420), (4, 3497565), (5, 2798052), (6, 2331710), (10, 1399026), (12, 1165855), (15, 932684), (20, 699513), (30, 466342), (60, 233171), (431, 32460), (541, 25860), (862, 16230), (1082, 12930), (1293, 10820), (1623, 8620), (1724, 8115), (2155, 6492), (2164, 6465), (2586, 5410), (2705, 5172), (3246, 4310)]