202390280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{941}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 481550400

約数和(自身を除く): 279160120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 283, 380, 566, 760, 941, 1132, 1415, 1882, 2264, 2830, 3764, 4705, 5377, 5660, 7528, 9410, 10754, 11320, 17879, 18820, 21508, 26885, 35758, 37640, 43016, 53770, 71516, 89395, 107540, 143032, 178790, 215080, 266303, 357580, 532606, 715160, 1065212, 1331515, 2130424, 2663030, 5059757, 5326060, 10119514, 10652120, 20239028, 25298785, 40478056, 50597570, 101195140, 202390280]

約数ペア:

[(1, 202390280), (2, 101195140), (4, 50597570), (5, 40478056), (8, 25298785), (10, 20239028), (19, 10652120), (20, 10119514), (38, 5326060), (40, 5059757), (76, 2663030), (95, 2130424), (152, 1331515), (190, 1065212), (283, 715160), (380, 532606), (566, 357580), (760, 266303), (941, 215080), (1132, 178790), (1415, 143032), (1882, 107540), (2264, 89395), (2830, 71516), (3764, 53770), (4705, 43016), (5377, 37640), (5660, 35758), (7528, 26885), (9410, 21508), (10754, 18820), (11320, 17879)]