28819420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12109}}^1$

素因数の和:12142

約数の個数: 48

約数和(自身を含む): 73241280

約数和(自身を除く): 44421860

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 12109, 24218, 48436, 60545, 84763, 121090, 169526, 205853, 242180, 339052, 411706, 423815, 823412, 847630, 1029265, 1440971, 1695260, 2058530, 2881942, 4117060, 5763884, 7204855, 14409710, 28819420]

約数ペア:

[(1, 28819420), (2, 14409710), (4, 7204855), (5, 5763884), (7, 4117060), (10, 2881942), (14, 2058530), (17, 1695260), (20, 1440971), (28, 1029265), (34, 847630), (35, 823412), (68, 423815), (70, 411706), (85, 339052), (119, 242180), (140, 205853), (170, 169526), (238, 121090), (340, 84763), (476, 60545), (595, 48436), (1190, 24218), (2380, 12109)]