15691396840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{56040703}}^1$

素因数の和:56040721

約数の個数: 32

約数和(自身を含む): 40349306880

約数和(自身を除く): 24657910040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 56040703, 112081406, 224162812, 280203515, 392284921, 448325624, 560407030, 784569842, 1120814060, 1569139684, 1961424605, 2241628120, 3138279368, 3922849210, 7845698420, 15691396840]

約数ペア:

[(1, 15691396840), (2, 7845698420), (4, 3922849210), (5, 3138279368), (7, 2241628120), (8, 1961424605), (10, 1569139684), (14, 1120814060), (20, 784569842), (28, 560407030), (35, 448325624), (40, 392284921), (56, 280203515), (70, 224162812), (140, 112081406), (280, 56040703)]