19369140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 62705664

約数和(自身を除く): 43336524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 107, 140, 210, 214, 321, 420, 428, 431, 535, 642, 749, 862, 1070, 1284, 1293, 1498, 1605, 1724, 2140, 2155, 2247, 2586, 2996, 3017, 3210, 3745, 4310, 4494, 5172, 6034, 6420, 6465, 7490, 8620, 8988, 9051, 11235, 12068, 12930, 14980, 15085, 18102, 22470, 25860, 30170, 36204, 44940, 45255, 46117, 60340, 90510, 92234, 138351, 181020, 184468, 230585, 276702, 322819, 461170, 553404, 645638, 691755, 922340, 968457, 1291276, 1383510, 1614095, 1936914, 2767020, 3228190, 3873828, 4842285, 6456380, 9684570, 19369140]

約数ペア:

[(1, 19369140), (2, 9684570), (3, 6456380), (4, 4842285), (5, 3873828), (6, 3228190), (7, 2767020), (10, 1936914), (12, 1614095), (14, 1383510), (15, 1291276), (20, 968457), (21, 922340), (28, 691755), (30, 645638), (35, 553404), (42, 461170), (60, 322819), (70, 276702), (84, 230585), (105, 184468), (107, 181020), (140, 138351), (210, 92234), (214, 90510), (321, 60340), (420, 46117), (428, 45255), (431, 44940), (535, 36204), (642, 30170), (749, 25860), (862, 22470), (1070, 18102), (1284, 15085), (1293, 14980), (1498, 12930), (1605, 12068), (1724, 11235), (2140, 9051), (2155, 8988), (2247, 8620), (2586, 7490), (2996, 6465), (3017, 6420), (3210, 6034), (3745, 5172), (4310, 4494)]