13444720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4099}}^1$

素因数の和:4153

約数の個数: 40

約数和(自身を含む): 32029200

約数和(自身を除く): 18584480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 4099, 8198, 16396, 20495, 32792, 40990, 65584, 81980, 163960, 168059, 327920, 336118, 672236, 840295, 1344472, 1680590, 2688944, 3361180, 6722360, 13444720]

約数ペア:

[(1, 13444720), (2, 6722360), (4, 3361180), (5, 2688944), (8, 1680590), (10, 1344472), (16, 840295), (20, 672236), (40, 336118), (41, 327920), (80, 168059), (82, 163960), (164, 81980), (205, 65584), (328, 40990), (410, 32792), (656, 20495), (820, 16396), (1640, 8198), (3280, 4099)]