15936180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20431}}^1$

素因数の和:20456

約数の個数: 48

約数和(自身を含む): 48056064

約数和(自身を除く): 32119884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 20431, 40862, 61293, 81724, 102155, 122586, 204310, 245172, 265603, 306465, 408620, 531206, 612930, 796809, 1062412, 1225860, 1328015, 1593618, 2656030, 3187236, 3984045, 5312060, 7968090, 15936180]

約数ペア:

[(1, 15936180), (2, 7968090), (3, 5312060), (4, 3984045), (5, 3187236), (6, 2656030), (10, 1593618), (12, 1328015), (13, 1225860), (15, 1062412), (20, 796809), (26, 612930), (30, 531206), (39, 408620), (52, 306465), (60, 265603), (65, 245172), (78, 204310), (130, 122586), (156, 102155), (195, 81724), (260, 61293), (390, 40862), (780, 20431)]