201950620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 454328784

約数和(自身を除く): 252378164

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 337, 361, 380, 415, 674, 722, 830, 1348, 1444, 1577, 1660, 1685, 1805, 3154, 3370, 3610, 6308, 6403, 6740, 7220, 7885, 12806, 15770, 25612, 27971, 29963, 31540, 32015, 55942, 59926, 64030, 111884, 119852, 121657, 128060, 139855, 149815, 243314, 279710, 299630, 486628, 531449, 559420, 599260, 608285, 1062898, 1216570, 2125796, 2433140, 2657245, 5314490, 10097531, 10628980, 20195062, 40390124, 50487655, 100975310, 201950620]

約数ペア:

[(1, 201950620), (2, 100975310), (4, 50487655), (5, 40390124), (10, 20195062), (19, 10628980), (20, 10097531), (38, 5314490), (76, 2657245), (83, 2433140), (95, 2125796), (166, 1216570), (190, 1062898), (332, 608285), (337, 599260), (361, 559420), (380, 531449), (415, 486628), (674, 299630), (722, 279710), (830, 243314), (1348, 149815), (1444, 139855), (1577, 128060), (1660, 121657), (1685, 119852), (1805, 111884), (3154, 64030), (3370, 59926), (3610, 55942), (6308, 32015), (6403, 31540), (6740, 29963), (7220, 27971), (7885, 25612), (12806, 15770)]