4228240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3109}}^1$

素因数の和:3139

約数の個数: 40

約数和(自身を含む): 10412280

約数和(自身を除く): 6184040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 3109, 6218, 12436, 15545, 24872, 31090, 49744, 52853, 62180, 105706, 124360, 211412, 248720, 264265, 422824, 528530, 845648, 1057060, 2114120, 4228240]

約数ペア:

[(1, 4228240), (2, 2114120), (4, 1057060), (5, 845648), (8, 528530), (10, 422824), (16, 264265), (17, 248720), (20, 211412), (34, 124360), (40, 105706), (68, 62180), (80, 52853), (85, 49744), (136, 31090), (170, 24872), (272, 15545), (340, 12436), (680, 6218), (1360, 3109)]