9724804520

素因数分解:

$2^3\times 5^1\times {\mathrm{3407}}^1\times {\mathrm{71359}}^1$

素因数の和:74777

約数の個数: 32

約数和(自身を含む): 21887539200

約数和(自身を除く): 12162734680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3407, 6814, 13628, 17035, 27256, 34070, 68140, 71359, 136280, 142718, 285436, 356795, 570872, 713590, 1427180, 2854360, 243120113, 486240226, 972480452, 1215600565, 1944960904, 2431201130, 4862402260, 9724804520]

約数ペア:

[(1, 9724804520), (2, 4862402260), (4, 2431201130), (5, 1944960904), (8, 1215600565), (10, 972480452), (20, 486240226), (40, 243120113), (3407, 2854360), (6814, 1427180), (13628, 713590), (17035, 570872), (27256, 356795), (34070, 285436), (68140, 142718), (71359, 136280)]