202289840

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{9839}}^1$

素因数の和:10109

約数の個数: 40

約数和(自身を含む): 472201920

約数和(自身を除く): 269912080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1285, 2056, 2570, 4112, 5140, 9839, 10280, 19678, 20560, 39356, 49195, 78712, 98390, 157424, 196780, 393560, 787120, 2528623, 5057246, 10114492, 12643115, 20228984, 25286230, 40457968, 50572460, 101144920, 202289840]

約数ペア:

[(1, 202289840), (2, 101144920), (4, 50572460), (5, 40457968), (8, 25286230), (10, 20228984), (16, 12643115), (20, 10114492), (40, 5057246), (80, 2528623), (257, 787120), (514, 393560), (1028, 196780), (1285, 157424), (2056, 98390), (2570, 78712), (4112, 49195), (5140, 39356), (9839, 20560), (10280, 19678)]