1959800

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 4687200

約数和(自身を除く): 2727400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 239, 328, 410, 478, 820, 956, 1025, 1195, 1640, 1912, 2050, 2390, 4100, 4780, 5975, 8200, 9560, 9799, 11950, 19598, 23900, 39196, 47800, 48995, 78392, 97990, 195980, 244975, 391960, 489950, 979900, 1959800]

約数ペア:

[(1, 1959800), (2, 979900), (4, 489950), (5, 391960), (8, 244975), (10, 195980), (20, 97990), (25, 78392), (40, 48995), (41, 47800), (50, 39196), (82, 23900), (100, 19598), (164, 11950), (200, 9799), (205, 9560), (239, 8200), (328, 5975), (410, 4780), (478, 4100), (820, 2390), (956, 2050), (1025, 1912), (1195, 1640)]