15706584940

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1213801}}^1$

素因数の和:1214457

約数の個数: 24

約数和(自身を含む): 33034835232

約数和(自身を除く): 17328250292

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 6470, 12940, 1213801, 2427602, 4855204, 6069005, 12138010, 24276020, 785329247, 1570658494, 3141316988, 3926646235, 7853292470, 15706584940]

約数ペア:

[(1, 15706584940), (2, 7853292470), (4, 3926646235), (5, 3141316988), (10, 1570658494), (20, 785329247), (647, 24276020), (1294, 12138010), (2588, 6069005), (3235, 4855204), (6470, 2427602), (12940, 1213801)]