39906930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{619}}^1$

素因数の和:943

約数の個数: 64

約数和(自身を含む): 109992960

約数和(自身を除く): 70086030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 307, 614, 619, 921, 1238, 1535, 1842, 1857, 2149, 3070, 3095, 3714, 4298, 4333, 4605, 6190, 6447, 8666, 9210, 9285, 10745, 12894, 12999, 18570, 21490, 21665, 25998, 32235, 43330, 64470, 64995, 129990, 190033, 380066, 570099, 950165, 1140198, 1330231, 1900330, 2660462, 2850495, 3990693, 5700990, 6651155, 7981386, 13302310, 19953465, 39906930]

約数ペア:

[(1, 39906930), (2, 19953465), (3, 13302310), (5, 7981386), (6, 6651155), (7, 5700990), (10, 3990693), (14, 2850495), (15, 2660462), (21, 1900330), (30, 1330231), (35, 1140198), (42, 950165), (70, 570099), (105, 380066), (210, 190033), (307, 129990), (614, 64995), (619, 64470), (921, 43330), (1238, 32235), (1535, 25998), (1842, 21665), (1857, 21490), (2149, 18570), (3070, 12999), (3095, 12894), (3714, 10745), (4298, 9285), (4333, 9210), (4605, 8666), (6190, 6447)]