28726230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1009}}^1$

素因数の和:1105

約数の個数: 64

約数和(自身を含む): 75337920

約数和(自身を除く): 46611690

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 73, 78, 130, 146, 195, 219, 365, 390, 438, 730, 949, 1009, 1095, 1898, 2018, 2190, 2847, 3027, 4745, 5045, 5694, 6054, 9490, 10090, 13117, 14235, 15135, 26234, 28470, 30270, 39351, 65585, 73657, 78702, 131170, 147314, 196755, 220971, 368285, 393510, 441942, 736570, 957541, 1104855, 1915082, 2209710, 2872623, 4787705, 5745246, 9575410, 14363115, 28726230]

約数ペア:

[(1, 28726230), (2, 14363115), (3, 9575410), (5, 5745246), (6, 4787705), (10, 2872623), (13, 2209710), (15, 1915082), (26, 1104855), (30, 957541), (39, 736570), (65, 441942), (73, 393510), (78, 368285), (130, 220971), (146, 196755), (195, 147314), (219, 131170), (365, 78702), (390, 73657), (438, 65585), (730, 39351), (949, 30270), (1009, 28470), (1095, 26234), (1898, 15135), (2018, 14235), (2190, 13117), (2847, 10090), (3027, 9490), (4745, 6054), (5045, 5694)]