4931120440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{15913}}^1$

素因数の和:16112

約数の個数: 64

約数和(自身を含む): 11366415360

約数和(自身を除く): 6435294920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 127, 244, 254, 305, 488, 508, 610, 635, 1016, 1220, 1270, 2440, 2540, 5080, 7747, 15494, 15913, 30988, 31826, 38735, 61976, 63652, 77470, 79565, 127304, 154940, 159130, 309880, 318260, 636520, 970693, 1941386, 2020951, 3882772, 4041902, 4853465, 7765544, 8083804, 9706930, 10104755, 16167608, 19413860, 20209510, 38827720, 40419020, 80838040, 123278011, 246556022, 493112044, 616390055, 986224088, 1232780110, 2465560220, 4931120440]

約数ペア:

[(1, 4931120440), (2, 2465560220), (4, 1232780110), (5, 986224088), (8, 616390055), (10, 493112044), (20, 246556022), (40, 123278011), (61, 80838040), (122, 40419020), (127, 38827720), (244, 20209510), (254, 19413860), (305, 16167608), (488, 10104755), (508, 9706930), (610, 8083804), (635, 7765544), (1016, 4853465), (1220, 4041902), (1270, 3882772), (2440, 2020951), (2540, 1941386), (5080, 970693), (7747, 636520), (15494, 318260), (15913, 309880), (30988, 159130), (31826, 154940), (38735, 127304), (61976, 79565), (63652, 77470)]