2743454920

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1\times {\mathrm{1613}}^1$

素因数の和:2146

約数の個数: 64

約数和(自身を含む): 6252571440

約数和(自身を除く): 3509116520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 421, 505, 808, 842, 1010, 1613, 1684, 2020, 2105, 3226, 3368, 4040, 4210, 6452, 8065, 8420, 12904, 16130, 16840, 32260, 42521, 64520, 85042, 162913, 170084, 212605, 325826, 340168, 425210, 651652, 679073, 814565, 850420, 1303304, 1358146, 1629130, 1700840, 2716292, 3258260, 3395365, 5432584, 6516520, 6790730, 13581460, 27162920, 68586373, 137172746, 274345492, 342931865, 548690984, 685863730, 1371727460, 2743454920]

約数ペア:

[(1, 2743454920), (2, 1371727460), (4, 685863730), (5, 548690984), (8, 342931865), (10, 274345492), (20, 137172746), (40, 68586373), (101, 27162920), (202, 13581460), (404, 6790730), (421, 6516520), (505, 5432584), (808, 3395365), (842, 3258260), (1010, 2716292), (1613, 1700840), (1684, 1629130), (2020, 1358146), (2105, 1303304), (3226, 850420), (3368, 814565), (4040, 679073), (4210, 651652), (6452, 425210), (8065, 340168), (8420, 325826), (12904, 212605), (16130, 170084), (16840, 162913), (32260, 85042), (42521, 64520)]