28208970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{827}}^1$

素因数の和:1219

約数の個数: 48

約数和(自身を含む): 73625760

約数和(自身を除く): 45416790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 379, 758, 827, 1137, 1654, 1895, 2274, 2481, 3411, 3790, 4135, 4962, 5685, 6822, 7443, 8270, 11370, 12405, 14886, 17055, 24810, 34110, 37215, 74430, 313433, 626866, 940299, 1567165, 1880598, 2820897, 3134330, 4701495, 5641794, 9402990, 14104485, 28208970]

約数ペア:

[(1, 28208970), (2, 14104485), (3, 9402990), (5, 5641794), (6, 4701495), (9, 3134330), (10, 2820897), (15, 1880598), (18, 1567165), (30, 940299), (45, 626866), (90, 313433), (379, 74430), (758, 37215), (827, 34110), (1137, 24810), (1654, 17055), (1895, 14886), (2274, 12405), (2481, 11370), (3411, 8270), (3790, 7443), (4135, 6822), (4962, 5685)]