15672791780

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1\times {\mathrm{21107}}^1$

素因数の和:21524

約数の個数: 48

約数和(自身を含む): 33277015296

約数和(自身を除く): 17604223516

約数列:

[1, 2, 4, 5, 10, 20, 137, 271, 274, 542, 548, 685, 1084, 1355, 1370, 2710, 2740, 5420, 21107, 37127, 42214, 74254, 84428, 105535, 148508, 185635, 211070, 371270, 422140, 742540, 2891659, 5719997, 5783318, 11439994, 11566636, 14458295, 22879988, 28599985, 28916590, 57199970, 57833180, 114399940, 783639589, 1567279178, 3134558356, 3918197945, 7836395890, 15672791780]

約数ペア:

[(1, 15672791780), (2, 7836395890), (4, 3918197945), (5, 3134558356), (10, 1567279178), (20, 783639589), (137, 114399940), (271, 57833180), (274, 57199970), (542, 28916590), (548, 28599985), (685, 22879988), (1084, 14458295), (1355, 11566636), (1370, 11439994), (2710, 5783318), (2740, 5719997), (5420, 2891659), (21107, 742540), (37127, 422140), (42214, 371270), (74254, 211070), (84428, 185635), (105535, 148508)]