30809360

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3739}}^1$

素因数の和:3855

約数の個数: 40

約数和(自身を含む): 72346560

約数和(自身を除く): 41537200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 3739, 4120, 7478, 8240, 14956, 18695, 29912, 37390, 59824, 74780, 149560, 299120, 385117, 770234, 1540468, 1925585, 3080936, 3851170, 6161872, 7702340, 15404680, 30809360]

約数ペア:

[(1, 30809360), (2, 15404680), (4, 7702340), (5, 6161872), (8, 3851170), (10, 3080936), (16, 1925585), (20, 1540468), (40, 770234), (80, 385117), (103, 299120), (206, 149560), (412, 74780), (515, 59824), (824, 37390), (1030, 29912), (1648, 18695), (2060, 14956), (3739, 8240), (4120, 7478)]