15720204

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 38304000

約数和(自身を除く): 22583796

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 199, 227, 348, 398, 454, 597, 681, 796, 908, 1194, 1362, 2388, 2724, 5771, 6583, 11542, 13166, 17313, 19749, 23084, 26332, 34626, 39498, 45173, 69252, 78996, 90346, 135519, 180692, 271038, 542076, 1310017, 2620034, 3930051, 5240068, 7860102, 15720204]

約数ペア:

[(1, 15720204), (2, 7860102), (3, 5240068), (4, 3930051), (6, 2620034), (12, 1310017), (29, 542076), (58, 271038), (87, 180692), (116, 135519), (174, 90346), (199, 78996), (227, 69252), (348, 45173), (398, 39498), (454, 34626), (597, 26332), (681, 23084), (796, 19749), (908, 17313), (1194, 13166), (1362, 11542), (2388, 6583), (2724, 5771)]