19540600

素因数分解:

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

素因数の和:2440

約数の個数: 48

約数和(自身を含む): 46559520

約数和(自身を除く): 27018920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 2383, 4100, 4766, 8200, 9532, 11915, 19064, 23830, 47660, 59575, 95320, 97703, 119150, 195406, 238300, 390812, 476600, 488515, 781624, 977030, 1954060, 2442575, 3908120, 4885150, 9770300, 19540600]

約数ペア:

[(1, 19540600), (2, 9770300), (4, 4885150), (5, 3908120), (8, 2442575), (10, 1954060), (20, 977030), (25, 781624), (40, 488515), (41, 476600), (50, 390812), (82, 238300), (100, 195406), (164, 119150), (200, 97703), (205, 95320), (328, 59575), (410, 47660), (820, 23830), (1025, 19064), (1640, 11915), (2050, 9532), (2383, 8200), (4100, 4766)]