15894340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10321}}^1$

素因数の和:10348

約数の個数: 48

約数和(自身を含む): 41618304

約数和(自身を除く): 25723964

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 10321, 20642, 41284, 51605, 72247, 103210, 113531, 144494, 206420, 227062, 288988, 361235, 454124, 567655, 722470, 794717, 1135310, 1444940, 1589434, 2270620, 3178868, 3973585, 7947170, 15894340]

約数ペア:

[(1, 15894340), (2, 7947170), (4, 3973585), (5, 3178868), (7, 2270620), (10, 1589434), (11, 1444940), (14, 1135310), (20, 794717), (22, 722470), (28, 567655), (35, 454124), (44, 361235), (55, 288988), (70, 227062), (77, 206420), (110, 144494), (140, 113531), (154, 103210), (220, 72247), (308, 51605), (385, 41284), (770, 20642), (1540, 10321)]