1680451390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{8783}}^1$

素因数の和:8881

約数の個数: 48

約数和(自身を含む): 3252996288

約数和(自身を除く): 1572544898

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 361, 530, 722, 1007, 1805, 2014, 3610, 5035, 8783, 10070, 17566, 19133, 38266, 43915, 87830, 95665, 166877, 191330, 333754, 465499, 834385, 930998, 1668770, 2327495, 3170663, 4654990, 6341326, 8844481, 15853315, 17688962, 31706630, 44222405, 88444810, 168045139, 336090278, 840225695, 1680451390]

約数ペア:

[(1, 1680451390), (2, 840225695), (5, 336090278), (10, 168045139), (19, 88444810), (38, 44222405), (53, 31706630), (95, 17688962), (106, 15853315), (190, 8844481), (265, 6341326), (361, 4654990), (530, 3170663), (722, 2327495), (1007, 1668770), (1805, 930998), (2014, 834385), (3610, 465499), (5035, 333754), (8783, 191330), (10070, 166877), (17566, 95665), (19133, 87830), (38266, 43915)]