17996240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7757}}^1$

素因数の和:7799

約数の個数: 40

約数和(自身を含む): 43289640

約数和(自身を除く): 25293400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 7757, 15514, 31028, 38785, 62056, 77570, 124112, 155140, 224953, 310280, 449906, 620560, 899812, 1124765, 1799624, 2249530, 3599248, 4499060, 8998120, 17996240]

約数ペア:

[(1, 17996240), (2, 8998120), (4, 4499060), (5, 3599248), (8, 2249530), (10, 1799624), (16, 1124765), (20, 899812), (29, 620560), (40, 449906), (58, 310280), (80, 224953), (116, 155140), (145, 124112), (232, 77570), (290, 62056), (464, 38785), (580, 31028), (1160, 15514), (2320, 7757)]