3901940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 9580032

約数和(自身を除く): 5678092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 593, 658, 940, 1186, 1316, 1645, 2372, 2965, 3290, 4151, 5930, 6580, 8302, 11860, 16604, 20755, 27871, 41510, 55742, 83020, 111484, 139355, 195097, 278710, 390194, 557420, 780388, 975485, 1950970, 3901940]

約数ペア:

[(1, 3901940), (2, 1950970), (4, 975485), (5, 780388), (7, 557420), (10, 390194), (14, 278710), (20, 195097), (28, 139355), (35, 111484), (47, 83020), (70, 55742), (94, 41510), (140, 27871), (188, 20755), (235, 16604), (329, 11860), (470, 8302), (593, 6580), (658, 5930), (940, 4151), (1186, 3290), (1316, 2965), (1645, 2372)]