3908120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2383}}^1$

素因数の和:2435

約数の個数: 32

約数和(自身を含む): 9011520

約数和(自身を除く): 5103400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2383, 4766, 9532, 11915, 19064, 23830, 47660, 95320, 97703, 195406, 390812, 488515, 781624, 977030, 1954060, 3908120]

約数ペア:

[(1, 3908120), (2, 1954060), (4, 977030), (5, 781624), (8, 488515), (10, 390812), (20, 195406), (40, 97703), (41, 95320), (82, 47660), (164, 23830), (205, 19064), (328, 11915), (410, 9532), (820, 4766), (1640, 2383)]