28786030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4519}}^1$

素因数の和:4553

約数の個数: 48

約数和(自身を含む): 64925280

約数和(自身を除く): 36139250

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4519, 6370, 9038, 22595, 31633, 45190, 58747, 63266, 117494, 158165, 221431, 293735, 316330, 411229, 442862, 587470, 822458, 1107155, 2056145, 2214310, 2878603, 4112290, 5757206, 14393015, 28786030]

約数ペア:

[(1, 28786030), (2, 14393015), (5, 5757206), (7, 4112290), (10, 2878603), (13, 2214310), (14, 2056145), (26, 1107155), (35, 822458), (49, 587470), (65, 442862), (70, 411229), (91, 316330), (98, 293735), (130, 221431), (182, 158165), (245, 117494), (455, 63266), (490, 58747), (637, 45190), (910, 31633), (1274, 22595), (3185, 9038), (4519, 6370)]