1230398440

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1\times {\mathrm{1361}}^1$

素因数の和:1702

約数の個数: 64

約数和(自身を含む): 2811004560

約数和(自身を除く): 1580606120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 233, 388, 466, 485, 776, 932, 970, 1165, 1361, 1864, 1940, 2330, 2722, 3880, 4660, 5444, 6805, 9320, 10888, 13610, 22601, 27220, 45202, 54440, 90404, 113005, 132017, 180808, 226010, 264034, 317113, 452020, 528068, 634226, 660085, 904040, 1056136, 1268452, 1320170, 1585565, 2536904, 2640340, 3171130, 5280680, 6342260, 12684520, 30759961, 61519922, 123039844, 153799805, 246079688, 307599610, 615199220, 1230398440]

約数ペア:

[(1, 1230398440), (2, 615199220), (4, 307599610), (5, 246079688), (8, 153799805), (10, 123039844), (20, 61519922), (40, 30759961), (97, 12684520), (194, 6342260), (233, 5280680), (388, 3171130), (466, 2640340), (485, 2536904), (776, 1585565), (932, 1320170), (970, 1268452), (1165, 1056136), (1361, 904040), (1864, 660085), (1940, 634226), (2330, 528068), (2722, 452020), (3880, 317113), (4660, 264034), (5444, 226010), (6805, 180808), (9320, 132017), (10888, 113005), (13610, 90404), (22601, 54440), (27220, 45202)]