291284262020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{980293}}^1$

素因数の和:980564

約数の個数: 48

約数和(自身を含む): 622525901760

約数和(自身を除く): 331241639740

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 179, 332, 358, 415, 716, 830, 895, 1660, 1790, 3580, 14857, 29714, 59428, 74285, 148570, 297140, 980293, 1960586, 3921172, 4901465, 9802930, 19605860, 81364319, 162728638, 175472447, 325457276, 350944894, 406821595, 701889788, 813643190, 877362235, 1627286380, 1754724470, 3509448940, 14564213101, 29128426202, 58256852404, 72821065505, 145642131010, 291284262020]

約数ペア:

[(1, 291284262020), (2, 145642131010), (4, 72821065505), (5, 58256852404), (10, 29128426202), (20, 14564213101), (83, 3509448940), (166, 1754724470), (179, 1627286380), (332, 877362235), (358, 813643190), (415, 701889788), (716, 406821595), (830, 350944894), (895, 325457276), (1660, 175472447), (1790, 162728638), (3580, 81364319), (14857, 19605860), (29714, 9802930), (59428, 4901465), (74285, 3921172), (148570, 1960586), (297140, 980293)]