9885590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 21676032

約数和(自身を除く): 11790442

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 31, 55, 62, 65, 110, 130, 143, 155, 223, 286, 310, 341, 403, 446, 682, 715, 806, 1115, 1430, 1705, 2015, 2230, 2453, 2899, 3410, 4030, 4433, 4906, 5798, 6913, 8866, 12265, 13826, 14495, 22165, 24530, 28990, 31889, 34565, 44330, 63778, 69130, 76043, 89869, 152086, 159445, 179738, 318890, 380215, 449345, 760430, 898690, 988559, 1977118, 4942795, 9885590]

約数ペア:

[(1, 9885590), (2, 4942795), (5, 1977118), (10, 988559), (11, 898690), (13, 760430), (22, 449345), (26, 380215), (31, 318890), (55, 179738), (62, 159445), (65, 152086), (110, 89869), (130, 76043), (143, 69130), (155, 63778), (223, 44330), (286, 34565), (310, 31889), (341, 28990), (403, 24530), (446, 22165), (682, 14495), (715, 13826), (806, 12265), (1115, 8866), (1430, 6913), (1705, 5798), (2015, 4906), (2230, 4433), (2453, 4030), (2899, 3410)]