1218936700760

素因数分解:

$2^3\times 5^1\times {\mathrm{21227}}^1\times {\mathrm{1435597}}^1$

素因数の和:1456835

約数の個数: 32

約数和(自身を含む): 2742738690960

約数和(自身を除く): 1523801990200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 21227, 42454, 84908, 106135, 169816, 212270, 424540, 849080, 1435597, 2871194, 5742388, 7177985, 11484776, 14355970, 28711940, 57423880, 30473417519, 60946835038, 121893670076, 152367087595, 243787340152, 304734175190, 609468350380, 1218936700760]

約数ペア:

[(1, 1218936700760), (2, 609468350380), (4, 304734175190), (5, 243787340152), (8, 152367087595), (10, 121893670076), (20, 60946835038), (40, 30473417519), (21227, 57423880), (42454, 28711940), (84908, 14355970), (106135, 11484776), (169816, 7177985), (212270, 5742388), (424540, 2871194), (849080, 1435597)]