15705075920

素因数分解:

$2^4\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{179939}}^1$

素因数の和:181043

約数の個数: 40

約数和(自身を含む): 36547973280

約数和(自身を除く): 20842897360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1091, 2182, 4364, 5455, 8728, 10910, 17456, 21820, 43640, 87280, 179939, 359878, 719756, 899695, 1439512, 1799390, 2879024, 3598780, 7197560, 14395120, 196313449, 392626898, 785253796, 981567245, 1570507592, 1963134490, 3141015184, 3926268980, 7852537960, 15705075920]

約数ペア:

[(1, 15705075920), (2, 7852537960), (4, 3926268980), (5, 3141015184), (8, 1963134490), (10, 1570507592), (16, 981567245), (20, 785253796), (40, 392626898), (80, 196313449), (1091, 14395120), (2182, 7197560), (4364, 3598780), (5455, 2879024), (8728, 1799390), (10910, 1439512), (17456, 899695), (21820, 719756), (43640, 359878), (87280, 179939)]